232342440 has 64 divisors (see below), whose sum is σ = 760397760. Its totient is φ = 56325120.

The previous prime is 232342433. The next prime is 232342441. The reversal of 232342440 is 44243232.

232342440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 232342440.

It is not an unprimeable number, because it can be changed into a prime (232342441) 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, 86689 + ... + 89328.

It is an arithmetic number, because the mean of its divisors is an integer number (11881215).

Almost surely, 2^232342440 is an apocalyptic number.

232342440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232342440 is an abundant number, since it is smaller than the sum of its proper divisors (528055320).

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

232342440 is a wasteful number, since it uses less digits than its factorization.

232342440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176042 (or 176038 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 232342440 is about 15242.7832104245. The cubic root of 232342440 is about 614.7655395511.

Adding to 232342440 its reverse (44243232), we get a palindrome (276585672).

The spelling of 232342440 in words is "two hundred thirty-two million, three hundred forty-two thousand, four hundred forty".