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4292869 = 7613267
BaseRepresentation
bin10000011000000100000101
322002002201011
4100120010011
52044332434
6232002221
751326440
oct20300405
98062634
104292869
112472329
121530371
13b73c79
147da657
1559be64
hex418105

4292869 has 4 divisors (see below), whose sum is σ = 4906144. Its totient is φ = 3679596.

The previous prime is 4292867. The next prime is 4292887. The reversal of 4292869 is 9682924.

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.

It is a cyclic number.

It is not a de Polignac number, because 4292869 - 21 = 4292867 is a prime.

It is a super-2 number, since 2×42928692 = 36857448502322, which contains 22 as substring.

It is a Duffinian number.

4292869 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4292861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306627 + ... + 306640.

It is an arithmetic number, because the mean of its divisors is an integer number (1226536).

Almost surely, 24292869 is an apocalyptic number.

It is an amenable number.

4292869 is a deficient number, since it is larger than the sum of its proper divisors (613275).

4292869 is an equidigital number, since it uses as much as digits as its factorization.

4292869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613274.

The product of its digits is 62208, while the sum is 40.

The square root of 4292869 is about 2071.9239850921. The cubic root of 4292869 is about 162.5233922932.

The spelling of 4292869 in words is "four million, two hundred ninety-two thousand, eight hundred sixty-nine".

Divisors: 1 7 613267 4292869