1000552620 has 48 divisors (see below), whose sum is σ = 2806499808. Its totient is φ = 266342400.

The previous prime is 1000552573. The next prime is 1000552627. The reversal of 1000552620 is 262550001.

It is a super-2 number, since 2×1000552620² = 2002211090777728800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1000552627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20170 + ... + 49070.

It is an arithmetic number, because the mean of its divisors is an integer number (58468746).

Almost surely, 2^1000552620 is an apocalyptic number.

1000552620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000552620 is an abundant number, since it is smaller than the sum of its proper divisors (1805947188).

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

1000552620 is a wasteful number, since it uses less digits than its factorization.

1000552620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29490 (or 29488 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1000552620 is about 31631.5130842646. The cubic root of 1000552620 is about 1000.1841727450.

The spelling of 1000552620 in words is "one billion, five hundred fifty-two thousand, six hundred twenty".