42934974 has 16 divisors (see below), whose sum is σ = 89603712. Its totient is φ = 13689368.

The previous prime is 42934961. The next prime is 42935029. The reversal of 42934974 is 47943924.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155424 + ... + 155699.

It is an arithmetic number, because the mean of its divisors is an integer number (5600232).

Almost surely, 2^42934974 is an apocalyptic number.

42934974 is an abundant number, since it is smaller than the sum of its proper divisors (46668738).

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

42934974 is a wasteful number, since it uses less digits than its factorization.

42934974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311151.

The product of its digits is 217728, while the sum is 42.

The square root of 42934974 is about 6552.4784623835. The cubic root of 42934974 is about 350.1631185241.

The spelling of 42934974 in words is "forty-two million, nine hundred thirty-four thousand, nine hundred seventy-four".