31465494 has 12 divisors (see below), whose sum is σ = 68175276. Its totient is φ = 10488492.

The previous prime is 31465481. The next prime is 31465529. The reversal of 31465494 is 49456413.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 874024 + ... + 874059.

It is an arithmetic number, because the mean of its divisors is an integer number (5681273).

Almost surely, 2^31465494 is an apocalyptic number.

31465494 is an abundant number, since it is smaller than the sum of its proper divisors (36709782).

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

31465494 is a wasteful number, since it uses less digits than its factorization.

31465494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748091 (or 1748088 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 31465494 is about 5609.4111990475. The cubic root of 31465494 is about 315.7026190699.

The spelling of 31465494 in words is "thirty-one million, four hundred sixty-five thousand, four hundred ninety-four".