1055685924 has 144 divisors (see below), whose sum is σ = 3029539968. Its totient is φ = 308081664.

The previous prime is 1055685913. The next prime is 1055685977. The reversal of 1055685924 is 4295865501.

1055685924 is a `hidden beast` number, since 1 + 0 + 5 + 56 + 8 + 592 + 4 = 666.

It is a super-2 number, since 2×1055685924² = 2228945540263467552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055685924.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 519799 + ... + 521825.

It is an arithmetic number, because the mean of its divisors is an integer number (21038472).

Almost surely, 2^1055685924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055685924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1514769984).

1055685924 is an abundant number, since it is smaller than the sum of its proper divisors (1973854044).

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

1055685924 is a wasteful number, since it uses less digits than its factorization.

1055685924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114 (or 2109 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The square root of 1055685924 is about 32491.3207487784. The cubic root of 1055685924 is about 1018.2277066623.

The spelling of 1055685924 in words is "one billion, fifty-five million, six hundred eighty-five thousand, nine hundred twenty-four".