1057555932 has 48 divisors (see below), whose sum is σ = 2548318080. Its totient is φ = 341143488.

The previous prime is 1057555921. The next prime is 1057555957. The reversal of 1057555932 is 2395557501.

1057555932 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1057555932² = 2236849098616777248, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46843 + ... + 65645.

It is an arithmetic number, because the mean of its divisors is an integer number (53089960).

Almost surely, 2^1057555932 is an apocalyptic number.

1057555932 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1057555932 is an abundant number, since it is smaller than the sum of its proper divisors (1490762148).

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

1057555932 is a wasteful number, since it uses less digits than its factorization.

1057555932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18962 (or 18960 counting only the distinct ones).

The product of its (nonzero) digits is 236250, while the sum is 42.

The square root of 1057555932 is about 32520.0850552393. The cubic root of 1057555932 is about 1018.8285705921.

The spelling of 1057555932 in words is "one billion, fifty-seven million, five hundred fifty-five thousand, nine hundred thirty-two".