42313442 has 16 divisors (see below), whose sum is σ = 68636160. Its totient is φ = 19487808.

The previous prime is 42313441. The next prime is 42313507. The reversal of 42313442 is 24431324.

It is not an unprimeable number, because it can be changed into a prime (42313441) 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, 11642 + ... + 14837.

It is an arithmetic number, because the mean of its divisors is an integer number (4289760).

Almost surely, 2^42313442 is an apocalyptic number.

42313442 is a deficient number, since it is larger than the sum of its proper divisors (26322718).

42313442 is a wasteful number, since it uses less digits than its factorization.

42313442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26545.

The product of its digits is 2304, while the sum is 23.

The square root of 42313442 is about 6504.8783232279. The cubic root of 42313442 is about 348.4652308106.

Adding to 42313442 its reverse (24431324), we get a palindrome (66744766).

The spelling of 42313442 in words is "forty-two million, three hundred thirteen thousand, four hundred forty-two".