431003052 has 48 divisors (see below), whose sum is σ = 1119242880. Its totient is φ = 143432784.

The previous prime is 431003051. The next prime is 431003077. The reversal of 431003052 is 250300134.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (431003051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70843 + ... + 76685.

It is an arithmetic number, because the mean of its divisors is an integer number (23317560).

Almost surely, 2^431003052 is an apocalyptic number.

It is an amenable number.

431003052 is an abundant number, since it is smaller than the sum of its proper divisors (688239828).

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

431003052 is a wasteful number, since it uses less digits than its factorization.

431003052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6539 (or 6531 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 431003052 is about 20760.6129967301. The cubic root of 431003052 is about 755.3706654703.

Adding to 431003052 its reverse (250300134), we get a palindrome (681303186).

The spelling of 431003052 in words is "four hundred thirty-one million, three thousand, fifty-two".