31670104 has 16 divisors (see below), whose sum is σ = 60645600. Its totient is φ = 15497952.

The previous prime is 31670087. The next prime is 31670123. The reversal of 31670104 is 40107613.

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, 41739 + ... + 42490.

It is an arithmetic number, because the mean of its divisors is an integer number (3790350).

Almost surely, 2^31670104 is an apocalyptic number.

It is an amenable number.

31670104 is a deficient number, since it is larger than the sum of its proper divisors (28975496).

31670104 is a wasteful number, since it uses less digits than its factorization.

31670104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84282 (or 84278 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 31670104 is about 5627.6197455052. The cubic root of 31670104 is about 316.3854453751.

Adding to 31670104 its reverse (40107613), we get a palindrome (71777717).

The spelling of 31670104 in words is "thirty-one million, six hundred seventy thousand, one hundred four".