1000552630 has 64 divisors (see below), whose sum is σ = 2264163840. Its totient is φ = 311831520.

The previous prime is 1000552627. The next prime is 1000552649. The reversal of 1000552630 is 362550001.

It is a happy number.

It is a super-2 number, since 2×1000552630² = 2002211130799833800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87801 + ... + 98539.

It is an arithmetic number, because the mean of its divisors is an integer number (35377560).

Almost surely, 2^1000552630 is an apocalyptic number.

1000552630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000552630 is an abundant number, since it is smaller than the sum of its proper divisors (1263611210).

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

1000552630 is a wasteful number, since it uses less digits than its factorization.

1000552630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10786 (or 10764 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1000552630 is about 31631.5132423348. The cubic root of 1000552630 is about 1000.1841760771.

The spelling of 1000552630 in words is "one billion, five hundred fifty-two thousand, six hundred thirty".