31673332 has 12 divisors (see below), whose sum is σ = 56926660. Its totient is φ = 15408576.

The previous prime is 31673303. The next prime is 31673357. The reversal of 31673332 is 23337613.

It can be written as a sum of positive squares in 2 ways, for example, as 15319396 + 16353936 = 3914^2 + 4044^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 31673332.

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, 106857 + ... + 107152.

Almost surely, 2^31673332 is an apocalyptic number.

It is an amenable number.

31673332 is a deficient number, since it is larger than the sum of its proper divisors (25253328).

31673332 is a wasteful number, since it uses less digits than its factorization.

31673332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214050 (or 214048 counting only the distinct ones).

The product of its digits is 6804, while the sum is 28.

The square root of 31673332 is about 5627.9065379589. The cubic root of 31673332 is about 316.3961942875.

The spelling of 31673332 in words is "thirty-one million, six hundred seventy-three thousand, three hundred thirty-two".