431043452 has 24 divisors (see below), whose sum is σ = 866611200. Its totient is φ = 183763440.

The previous prime is 431043433. The next prime is 431043467. The reversal of 431043452 is 254340134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34952 + ... + 45647.

It is an arithmetic number, because the mean of its divisors is an integer number (36108800).

Almost surely, 2^431043452 is an apocalyptic number.

It is an amenable number.

431043452 is an abundant number, since it is smaller than the sum of its proper divisors (435567748).

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

431043452 is a wasteful number, since it uses less digits than its factorization.

431043452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80801 (or 80799 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 431043452 is about 20761.5859702480. The cubic root of 431043452 is about 755.3942662479.

Adding to 431043452 its reverse (254340134), we get a palindrome (685383586).

The spelling of 431043452 in words is "four hundred thirty-one million, forty-three thousand, four hundred fifty-two".