1625646052 has 24 divisors (see below), whose sum is σ = 2886934176. Its totient is φ = 800831808.

The previous prime is 1625646041. The next prime is 1625646053. The reversal of 1625646052 is 2506465261.

It is not an unprimeable number, because it can be changed into a prime (1625646053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337203 + ... + 341989.

It is an arithmetic number, because the mean of its divisors is an integer number (120288924).

Almost surely, 2^1625646052 is an apocalyptic number.

It is an amenable number.

1625646052 is a deficient number, since it is larger than the sum of its proper divisors (1261288124).

1625646052 is a wasteful number, since it uses less digits than its factorization.

1625646052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6027 (or 6025 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 1625646052 is about 40319.3012340244. The cubic root of 1625646052 is about 1175.8231267535.

The spelling of 1625646052 in words is "one billion, six hundred twenty-five million, six hundred forty-six thousand, fifty-two".