9905264 has 10 divisors (see below), whose sum is σ = 19191480. Its totient is φ = 4952624.

The previous prime is 9905263. The next prime is 9905267. The reversal of 9905264 is 4625099.

It is a super-2 number, since 2×9905264² = 196228509819392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9905261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 309524 + ... + 309555.

It is an arithmetic number, because the mean of its divisors is an integer number (1919148).

Almost surely, 2^9905264 is an apocalyptic number.

It is an amenable number.

9905264 is a deficient number, since it is larger than the sum of its proper divisors (9286216).

9905264 is a wasteful number, since it uses less digits than its factorization.

9905264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619087 (or 619081 counting only the distinct ones).

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

The square root of 9905264 is about 3147.2629378557. The cubic root of 9905264 is about 214.7609674460.

The spelling of 9905264 in words is "nine million, nine hundred five thousand, two hundred sixty-four".