1055567472 has 20 divisors (see below), whose sum is σ = 2726882760. Its totient is φ = 351855808.

The previous prime is 1055567459. The next prime is 1055567521. The reversal of 1055567472 is 2747655501.

It is a happy number.

It is a super-2 number, since 2×1055567472² = 2228445375888941568, 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, 10995447 + ... + 10995542.

It is an arithmetic number, because the mean of its divisors is an integer number (136344138).

Almost surely, 2^1055567472 is an apocalyptic number.

1055567472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1055567472 is an abundant number, since it is smaller than the sum of its proper divisors (1671315288).

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

1055567472 is a wasteful number, since it uses less digits than its factorization.

1055567472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21991000 (or 21990994 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 42.

The square root of 1055567472 is about 32489.4978723895. The cubic root of 1055567472 is about 1018.1896222230.

The spelling of 1055567472 in words is "one billion, fifty-five million, five hundred sixty-seven thousand, four hundred seventy-two".