31044104 has 32 divisors (see below), whose sum is σ = 71641920. Its totient is φ = 12280896.

The previous prime is 31044049. The next prime is 31044109. The reversal of 31044104 is 40144013.

It is not an unprimeable number, because it can be changed into a prime (31044109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20594 + ... + 22049.

It is an arithmetic number, because the mean of its divisors is an integer number (2238810).

Almost surely, 2^31044104 is an apocalyptic number.

It is an amenable number.

31044104 is an abundant number, since it is smaller than the sum of its proper divisors (40597816).

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

31044104 is a wasteful number, since it uses less digits than its factorization.

31044104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42669 (or 42665 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 31044104 is about 5571.7236112356. The cubic root of 31044104 is about 314.2869704003.

Adding to 31044104 its reverse (40144013), we get a palindrome (71188117).

Subtracting 31044104 from its reverse (40144013), we obtain a palindrome (9099909).

The spelling of 31044104 in words is "thirty-one million, forty-four thousand, one hundred four".