631030604 has 48 divisors (see below), whose sum is σ = 1168987680. Its totient is φ = 297615360.

The previous prime is 631030577. The next prime is 631030607. The reversal of 631030604 is 406030136.

It is a self number, because there is not a number n which added to its sum of digits gives 631030604.

It is not an unprimeable number, because it can be changed into a prime (631030607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1818359 + ... + 1818705.

It is an arithmetic number, because the mean of its divisors is an integer number (24353910).

Almost surely, 2^631030604 is an apocalyptic number.

It is an amenable number.

631030604 is a deficient number, since it is larger than the sum of its proper divisors (537957076).

631030604 is a wasteful number, since it uses less digits than its factorization.

631030604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 631030604 is about 25120.3225297766. The cubic root of 631030604 is about 857.7290925717.

The spelling of 631030604 in words is "six hundred thirty-one million, thirty thousand, six hundred four".