234431504 has 20 divisors (see below), whose sum is σ = 458711340. Its totient is φ = 116054400.

The previous prime is 234431501. The next prime is 234431521. The reversal of 234431504 is 405134432.

It can be written as a sum of positive squares in 2 ways, for example, as 186267904 + 48163600 = 13648^2 + 6940^2 .

It is not an unprimeable number, because it can be changed into a prime (234431501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70919 + ... + 74150.

It is an arithmetic number, because the mean of its divisors is an integer number (22935567).

Almost surely, 2^234431504 is an apocalyptic number.

It is an amenable number.

234431504 is a deficient number, since it is larger than the sum of its proper divisors (224279836).

234431504 is a wasteful number, since it uses less digits than its factorization.

234431504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145178 (or 145172 counting only the distinct ones).

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

The square root of 234431504 is about 15311.1561940959. The cubic root of 234431504 is about 616.6025615693.

Adding to 234431504 its reverse (405134432), we get a palindrome (639565936).

The spelling of 234431504 in words is "two hundred thirty-four million, four hundred thirty-one thousand, five hundred four".