625137006 has 32 divisors (see below), whose sum is σ = 1349718048. Its totient is φ = 191882880.

The previous prime is 625136983. The next prime is 625137011. The reversal of 625137006 is 600731526.

625137006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23320 + ... + 42356.

It is an arithmetic number, because the mean of its divisors is an integer number (42178689).

Almost surely, 2^625137006 is an apocalyptic number.

625137006 is an abundant number, since it is smaller than the sum of its proper divisors (724581042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

625137006 is a wasteful number, since it uses less digits than its factorization.

625137006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19476.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 625137006 is about 25002.7399698513. The cubic root of 625137006 is about 855.0504426312.

The spelling of 625137006 in words is "six hundred twenty-five million, one hundred thirty-seven thousand, six".