1626625652 has 12 divisors (see below), whose sum is σ = 2869009920. Its totient is φ = 806908536.

The previous prime is 1626625633. The next prime is 1626625657. The reversal of 1626625652 is 2565266261.

It is a super-2 number, since 2×1626625652² = 5291822023488850208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1626625657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1600502 + ... + 1601517.

It is an arithmetic number, because the mean of its divisors is an integer number (239084160).

Almost surely, 2^1626625652 is an apocalyptic number.

It is an amenable number.

1626625652 is a deficient number, since it is larger than the sum of its proper divisors (1242384268).

1626625652 is a wasteful number, since it uses less digits than its factorization.

1626625652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202150 (or 3202148 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The square root of 1626625652 is about 40331.4474324937. The cubic root of 1626625652 is about 1176.0592595510.

The spelling of 1626625652 in words is "one billion, six hundred twenty-six million, six hundred twenty-five thousand, six hundred fifty-two".