625004006 has 16 divisors (see below), whose sum is σ = 1038000960. Its totient is φ = 279851880.

The previous prime is 625003921. The next prime is 625004021. The reversal of 625004006 is 600400526.

It is a Curzon number.

It is a congruent number.

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, 210536 + ... + 213483.

It is an arithmetic number, because the mean of its divisors is an integer number (64875060).

Almost surely, 2^625004006 is an apocalyptic number.

625004006 is a deficient number, since it is larger than the sum of its proper divisors (412996954).

625004006 is a wasteful number, since it uses less digits than its factorization.

625004006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424099.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 625004006 is about 25000.0801198716. The cubic root of 625004006 is about 854.9898000448.

The spelling of 625004006 in words is "six hundred twenty-five million, four thousand, six".