42084874 has 16 divisors (see below), whose sum is σ = 69566112. Its totient is φ = 18971568.

The previous prime is 42084859. The next prime is 42084883. The reversal of 42084874 is 47848024.

It is a super-2 number, since 2×42084874² = 3542273239191752, which contains 22 as substring.

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, 17704 + ... + 19939.

It is an arithmetic number, because the mean of its divisors is an integer number (4347882).

Almost surely, 2^42084874 is an apocalyptic number.

42084874 is a deficient number, since it is larger than the sum of its proper divisors (27481238).

42084874 is a wasteful number, since it uses less digits than its factorization.

42084874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37701.

The product of its (nonzero) digits is 57344, while the sum is 37.

The square root of 42084874 is about 6487.2855648568. The cubic root of 42084874 is about 347.8366532021.

The spelling of 42084874 in words is "forty-two million, eighty-four thousand, eight hundred seventy-four".