625434532 has 24 divisors (see below), whose sum is σ = 1162861560. Its totient is φ = 293771520.

The previous prime is 625434493. The next prime is 625434553. The reversal of 625434532 is 235434526.

It can be written as a sum of positive squares in 4 ways, for example, as 271392676 + 354041856 = 16474^2 + 18816^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68569 + ... + 77152.

It is an arithmetic number, because the mean of its divisors is an integer number (48452565).

Almost surely, 2^625434532 is an apocalyptic number.

It is an amenable number.

625434532 is a deficient number, since it is larger than the sum of its proper divisors (537427028).

625434532 is a wasteful number, since it uses less digits than its factorization.

625434532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145791 (or 145789 counting only the distinct ones).

The product of its digits is 86400, while the sum is 34.

The square root of 625434532 is about 25008.6891299804. The cubic root of 625434532 is about 855.1860712410.

The spelling of 625434532 in words is "six hundred twenty-five million, four hundred thirty-four thousand, five hundred thirty-two".