9915952 has 20 divisors (see below), whose sum is σ = 19262656. Its totient is φ = 4944960.

The previous prime is 9915949. The next prime is 9915979. The reversal of 9915952 is 2595199.

It is a super-2 number, since 2×9915952² = 196652208132608, which contains 22 as substring.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9202 + ... + 10222.

Almost surely, 2^9915952 is an apocalyptic number.

It is an amenable number.

9915952 is a deficient number, since it is larger than the sum of its proper divisors (9346704).

9915952 is a wasteful number, since it uses less digits than its factorization.

9915952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636 (or 1630 counting only the distinct ones).

The product of its digits is 36450, while the sum is 40.

The square root of 9915952 is about 3148.9604633911. The cubic root of 9915952 is about 214.8381836323.

The spelling of 9915952 in words is "nine million, nine hundred fifteen thousand, nine hundred fifty-two".