42313388 has 24 divisors (see below), whose sum is σ = 82320000. Its totient is φ = 18898560.

The previous prime is 42313387. The next prime is 42313417. The reversal of 42313388 is 88331324.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42313387) 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, 11513 + ... + 14736.

It is an arithmetic number, because the mean of its divisors is an integer number (3430000).

Almost surely, 2^42313388 is an apocalyptic number.

It is an amenable number.

42313388 is a deficient number, since it is larger than the sum of its proper divisors (40006612).

42313388 is a wasteful number, since it uses less digits than its factorization.

42313388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26297 (or 26295 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 42313388 is about 6504.8741724956. The cubic root of 42313388 is about 348.4650825745.

The spelling of 42313388 in words is "forty-two million, three hundred thirteen thousand, three hundred eighty-eight".