631496 has 16 divisors (see below), whose sum is σ = 1193100. Its totient is φ = 313344.

The previous prime is 631487. The next prime is 631507. The reversal of 631496 is 694136.

It can be written as a sum of positive squares in 2 ways, for example, as 624100 + 7396 = 790^2 + 86^2 .

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, 1340 + ... + 1748.

2⁶³¹⁴⁹⁶ is an apocalyptic number.

It is an amenable number.

631496 is a deficient number, since it is larger than the sum of its proper divisors (561604).

631496 is a wasteful number, since it uses less digits than its factorization.

631496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608 (or 604 counting only the distinct ones).

The product of its digits is 3888, while the sum is 29.

The square root of 631496 is about 794.6672259506. The cubic root of 631496 is about 85.7939904108.

The spelling of 631496 in words is "six hundred thirty-one thousand, four hundred ninety-six".