42313420 has 12 divisors (see below), whose sum is σ = 88858224. Its totient is φ = 16925360.

The previous prime is 42313417. The next prime is 42313441. The reversal of 42313420 is 2431324.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057816 + ... + 1057855.

It is an arithmetic number, because the mean of its divisors is an integer number (7404852).

Almost surely, 2^42313420 is an apocalyptic number.

It is an amenable number.

42313420 is an abundant number, since it is smaller than the sum of its proper divisors (46544804).

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

42313420 is a wasteful number, since it uses less digits than its factorization.

42313420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115680 (or 2115678 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 42313420 is about 6504.8766321891. The cubic root of 42313420 is about 348.4651704181.

Adding to 42313420 its reverse (2431324), we get a palindrome (44744744).

The spelling of 42313420 in words is "forty-two million, three hundred thirteen thousand, four hundred twenty".