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9073397 = 47193051
BaseRepresentation
bin100010100111…
…001011110101
3122001222100202
4202213023311
54310322042
6522250245
7140060024
oct42471365
918058322
109073397
115137a83
123056985
131b58b98
1412c28bb
15be3632
hex8a72f5

9073397 has 4 divisors (see below), whose sum is σ = 9266496. Its totient is φ = 8880300.

The previous prime is 9073381. The next prime is 9073429. The reversal of 9073397 is 7933709.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7933709 = 71133387.

It is a cyclic number.

It is not a de Polignac number, because 9073397 - 24 = 9073381 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9073397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9073307) 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, 96479 + ... + 96572.

It is an arithmetic number, because the mean of its divisors is an integer number (2316624).

Almost surely, 29073397 is an apocalyptic number.

It is an amenable number.

9073397 is a deficient number, since it is larger than the sum of its proper divisors (193099).

9073397 is a wasteful number, since it uses less digits than its factorization.

9073397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193098.

The product of its (nonzero) digits is 35721, while the sum is 38.

The square root of 9073397 is about 3012.2079941465. The cubic root of 9073397 is about 208.5723036314.

The spelling of 9073397 in words is "nine million, seventy-three thousand, three hundred ninety-seven".

Divisors: 1 47 193051 9073397