431873712 has 60 divisors (see below), whose sum is σ = 1279750680. Its totient is φ = 135489024.

The previous prime is 431873711. The next prime is 431873723. The reversal of 431873712 is 217378134.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (431873711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85762 + ... + 90657.

It is an arithmetic number, because the mean of its divisors is an integer number (21329178).

Almost surely, 2^431873712 is an apocalyptic number.

It is an amenable number.

431873712 is an abundant number, since it is smaller than the sum of its proper divisors (847876968).

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

431873712 is a wasteful number, since it uses less digits than its factorization.

431873712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176450 (or 176441 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 431873712 is about 20781.5714516492. The cubic root of 431873712 is about 755.8789593736.

The spelling of 431873712 in words is "four hundred thirty-one million, eight hundred seventy-three thousand, seven hundred twelve".