10655880 has 32 divisors (see below), whose sum is σ = 31968000. Its totient is φ = 2841536.

The previous prime is 10655867. The next prime is 10655899. The reversal of 10655880 is 8855601.

It is a super-2 number, since 2×10655880² = 227095557148800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44280 + ... + 44519.

It is an arithmetic number, because the mean of its divisors is an integer number (999000).

Almost surely, 2^10655880 is an apocalyptic number.

10655880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10655880 is an abundant number, since it is smaller than the sum of its proper divisors (21312120).

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

10655880 is a wasteful number, since it uses less digits than its factorization.

10655880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88813 (or 88809 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 10655880 is about 3264.3345416792. The cubic root of 10655880 is about 220.0542565905.

The spelling of 10655880 in words is "ten million, six hundred fifty-five thousand, eight hundred eighty".