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9425069 = 10099341
BaseRepresentation
bin100011111101…
…000010101101
3122201211202122
4203331002231
54403100234
6534002325
7143053223
oct43750255
918654678
109425069
115358215
1231a63a5
131c4cc84
141374b13
15c6292e
hex8fd0ad

9425069 has 4 divisors (see below), whose sum is σ = 9435420. Its totient is φ = 9414720.

The previous prime is 9425033. The next prime is 9425077. The reversal of 9425069 is 9605249.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9605249 = 47204367.

It can be written as a sum of positive squares in 2 ways, for example, as 2856100 + 6568969 = 1690^2 + 2563^2 .

It is a cyclic number.

It is not a de Polignac number, because 9425069 - 220 = 8376493 is a prime.

It is a super-4 number, since 4×94250694 (a number of 29 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9425099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3662 + ... + 5679.

It is an arithmetic number, because the mean of its divisors is an integer number (2358855).

Almost surely, 29425069 is an apocalyptic number.

It is an amenable number.

9425069 is a deficient number, since it is larger than the sum of its proper divisors (10351).

9425069 is a wasteful number, since it uses less digits than its factorization.

9425069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10350.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 9425069 is about 3070.0275243066. The cubic root of 9425069 is about 211.2328763124.

The spelling of 9425069 in words is "nine million, four hundred twenty-five thousand, sixty-nine".

Divisors: 1 1009 9341 9425069