42994974 has 16 divisors (see below), whose sum is σ = 93807360. Its totient is φ = 13028760.

The previous prime is 42994957. The next prime is 42994997. The reversal of 42994974 is 47949924.

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, 325654 + ... + 325785.

It is an arithmetic number, because the mean of its divisors is an integer number (5862960).

Almost surely, 2^42994974 is an apocalyptic number.

42994974 is an abundant number, since it is smaller than the sum of its proper divisors (50812386).

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

42994974 is a wasteful number, since it uses less digits than its factorization.

42994974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651455.

The product of its digits is 653184, while the sum is 48.

The square root of 42994974 is about 6557.0552841958. The cubic root of 42994974 is about 350.3261558335.

The spelling of 42994974 in words is "forty-two million, nine hundred ninety-four thousand, nine hundred seventy-four".