625874506 has 8 divisors (see below), whose sum is σ = 938925504. Its totient is φ = 312899340.

The previous prime is 625874449. The next prime is 625874519. The reversal of 625874506 is 605478526.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11401 + ... + 37171.

It is an arithmetic number, because the mean of its divisors is an integer number (117365688).

Almost surely, 2^625874506 is an apocalyptic number.

625874506 is a deficient number, since it is larger than the sum of its proper divisors (313050998).

625874506 is a wasteful number, since it uses less digits than its factorization.

625874506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37916.

The product of its (nonzero) digits is 403200, while the sum is 43.

The square root of 625874506 is about 25017.4840061906. The cubic root of 625874506 is about 855.3865566223.

The spelling of 625874506 in words is "six hundred twenty-five million, eight hundred seventy-four thousand, five hundred six".