31104244 has 6 divisors (see below), whose sum is σ = 54432434. Its totient is φ = 15552120.

The previous prime is 31104223. The next prime is 31104259. The reversal of 31104244 is 44240113.

It can be written as a sum of positive squares in only one way, i.e., 26316900 + 4787344 = 5130^2 + 2188^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3888027 + ... + 3888034.

Almost surely, 2^31104244 is an apocalyptic number.

It is an amenable number.

31104244 is a deficient number, since it is larger than the sum of its proper divisors (23328190).

31104244 is a wasteful number, since it uses less digits than its factorization.

31104244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7776065 (or 7776063 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 31104244 is about 5577.1178936795. The cubic root of 31104244 is about 314.4897896549.

Adding to 31104244 its reverse (44240113), we get a palindrome (75344357).

The spelling of 31104244 in words is "thirty-one million, one hundred four thousand, two hundred forty-four".