3131043432 has 48 divisors (see below), whose sum is σ = 8603908320. Its totient is φ = 948800160.

The previous prime is 3131043403. The next prime is 3131043469. The reversal of 3131043432 is 2343401313.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 536188 + ... + 541995.

It is an arithmetic number, because the mean of its divisors is an integer number (179248090).

Almost surely, 2^3131043432 is an apocalyptic number.

It is an amenable number.

3131043432 is an abundant number, since it is smaller than the sum of its proper divisors (5472864888).

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

3131043432 is a wasteful number, since it uses less digits than its factorization.

3131043432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078214 (or 1078199 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 3131043432 is about 55955.7274280301. The cubic root of 3131043432 is about 1462.9507210115.

Adding to 3131043432 its reverse (2343401313), we get a palindrome (5474444745).

The spelling of 3131043432 in words is "three billion, one hundred thirty-one million, forty-three thousand, four hundred thirty-two".