1000554564 has 36 divisors (see below), whose sum is σ = 2379588176. Its totient is φ = 327214368.

The previous prime is 1000554553. The next prime is 1000554587. The reversal of 1000554564 is 4654550001.

It is a super-2 number, since 2×1000554564² = 2002218871082460192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18867 + ... + 48549.

Almost surely, 2^1000554564 is an apocalyptic number.

It is an amenable number.

1000554564 is an abundant number, since it is smaller than the sum of its proper divisors (1379033612).

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

1000554564 is a wasteful number, since it uses less digits than its factorization.

1000554564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29796 (or 29741 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1000554564 is about 31631.5438130990. The cubic root of 1000554564 is about 1000.1848205059.

The spelling of 1000554564 in words is "one billion, five hundred fifty-four thousand, five hundred sixty-four".