631474670 has 8 divisors (see below), whose sum is σ = 1136654424. Its totient is φ = 252589864.

The previous prime is 631474663. The next prime is 631474691. The reversal of 631474670 is 76474136.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31573724 + ... + 31573743.

It is an arithmetic number, because the mean of its divisors is an integer number (142081803).

Almost surely, 2^631474670 is an apocalyptic number.

631474670 is a deficient number, since it is larger than the sum of its proper divisors (505179754).

631474670 is a wasteful number, since it uses less digits than its factorization.

631474670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63147474.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 631474670 is about 25129.1597551530. The cubic root of 631474670 is about 857.9302444726.

The spelling of 631474670 in words is "six hundred thirty-one million, four hundred seventy-four thousand, six hundred seventy".