31484456 has 16 divisors (see below), whose sum is σ = 59168340. Its totient is φ = 15706240.

The previous prime is 31484449. The next prime is 31484461. The reversal of 31484456 is 65448413.

It can be written as a sum of positive squares in 2 ways, for example, as 30980356 + 504100 = 5566^2 + 710^2 .

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, 581 + ... + 7956.

Almost surely, 2^31484456 is an apocalyptic number.

It is an amenable number.

31484456 is a deficient number, since it is larger than the sum of its proper divisors (27683884).

31484456 is a wasteful number, since it uses less digits than its factorization.

31484456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9004 (or 9000 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 31484456 is about 5611.1011397051. The cubic root of 31484456 is about 315.7660234555.

The spelling of 31484456 in words is "thirty-one million, four hundred eighty-four thousand, four hundred fifty-six".