1625214952 has 16 divisors (see below), whose sum is σ = 3047852160. Its totient is φ = 812454384.

The previous prime is 1625214931. The next prime is 1625214953. The reversal of 1625214952 is 2594125261.

It is not an unprimeable number, because it can be changed into a prime (1625214953) 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, 34983 + ... + 66889.

It is an arithmetic number, because the mean of its divisors is an integer number (190490760).

Almost surely, 2^1625214952 is an apocalyptic number.

It is an amenable number.

1625214952 is a deficient number, since it is larger than the sum of its proper divisors (1422637208).

1625214952 is a wasteful number, since it uses less digits than its factorization.

1625214952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38280 (or 38276 counting only the distinct ones).

The product of its digits is 43200, while the sum is 37.

The square root of 1625214952 is about 40313.9548047571. The cubic root of 1625214952 is about 1175.7191799434.

The spelling of 1625214952 in words is "one billion, six hundred twenty-five million, two hundred fourteen thousand, nine hundred fifty-two".