42231324 has 24 divisors (see below), whose sum is σ = 98824320. Its totient is φ = 14036464.

The previous prime is 42231323. The next prime is 42231347. The reversal of 42231324 is 42313224.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 42231324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42231323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594 + ... + 9209.

It is an arithmetic number, because the mean of its divisors is an integer number (4117680).

Almost surely, 2^42231324 is an apocalyptic number.

It is an amenable number.

42231324 is an abundant number, since it is smaller than the sum of its proper divisors (56592996).

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

42231324 is a wasteful number, since it uses less digits than its factorization.

42231324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10169 (or 10167 counting only the distinct ones).

The product of its digits is 1152, while the sum is 21.

The square root of 42231324 is about 6498.5632258215. The cubic root of 42231324 is about 348.2396618366.

Adding to 42231324 its reverse (42313224), we get a palindrome (84544548).

It can be divided in two parts, 4 and 2231324, that added together give a triangular number (2231328 = T₂₁₁₂).

The spelling of 42231324 in words is "forty-two million, two hundred thirty-one thousand, three hundred twenty-four".