10099956 has 12 divisors (see below), whose sum is σ = 23566592. Its totient is φ = 3366648.

The previous prime is 10099939. The next prime is 10099961. The reversal of 10099956 is 65999001.

10099956 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×10099956² = 204018222403872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420820 + ... + 420843.

Almost surely, 2^10099956 is an apocalyptic number.

It is an amenable number.

10099956 is an abundant number, since it is smaller than the sum of its proper divisors (13466636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10099956 is a wasteful number, since it uses less digits than its factorization.

10099956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841670 (or 841668 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 10099956 is about 3178.0427939221. The cubic root of 10099956 is about 216.1589193995.

The spelling of 10099956 in words is "ten million, ninety-nine thousand, nine hundred fifty-six".