42400708 has 24 divisors (see below), whose sum is σ = 85064000. Its totient is φ = 18115488.

The previous prime is 42400681. The next prime is 42400717. The reversal of 42400708 is 80700424.

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, 7603 + ... + 11941.

Almost surely, 2^42400708 is an apocalyptic number.

It is an amenable number.

42400708 is an abundant number, since it is smaller than the sum of its proper divisors (42663292).

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

42400708 is a wasteful number, since it uses less digits than its factorization.

42400708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4699 (or 4697 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 42400708 is about 6511.5826033308. The cubic root of 42400708 is about 348.7046211345.

The spelling of 42400708 in words is "forty-two million, four hundred thousand, seven hundred eight".