232740464 has 20 divisors (see below), whose sum is σ = 491929080. Its totient is φ = 105791040.

The previous prime is 232740439. The next prime is 232740499. The reversal of 232740464 is 464047232.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 232740464.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661019 + ... + 661370.

It is an arithmetic number, because the mean of its divisors is an integer number (24596454).

Almost surely, 2^232740464 is an apocalyptic number.

It is an amenable number.

232740464 is an abundant number, since it is smaller than the sum of its proper divisors (259188616).

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

232740464 is a wasteful number, since it uses less digits than its factorization.

232740464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322408 (or 1322402 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 32.

The square root of 232740464 is about 15255.8337694142. The cubic root of 232740464 is about 615.1163892790.

Adding to 232740464 its reverse (464047232), we get a palindrome (696787696).

The spelling of 232740464 in words is "two hundred thirty-two million, seven hundred forty thousand, four hundred sixty-four".