1056895920 has 60 divisors (see below), whose sum is σ = 3549411216. Its totient is φ = 281838720.

The previous prime is 1056895901. The next prime is 1056895921. The reversal of 1056895920 is 295986501.

1056895920 is a `hidden beast` number, since 1 + 0 + 56 + 8 + 9 + 592 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×1056895920² = 2234057971425292800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1056895921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 733236 + ... + 734675.

Almost surely, 2^1056895920 is an apocalyptic number.

1056895920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056895920 is an abundant number, since it is smaller than the sum of its proper divisors (2492515296).

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

1056895920 is a wasteful number, since it uses less digits than its factorization.

1056895920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467930 (or 1467921 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The square root of 1056895920 is about 32509.9357120250. The cubic root of 1056895920 is about 1018.6165789617.

The spelling of 1056895920 in words is "one billion, fifty-six million, eight hundred ninety-five thousand, nine hundred twenty".