42646116 has 12 divisors (see below), whose sum is σ = 99507632. Its totient is φ = 14215368.

The previous prime is 42646063. The next prime is 42646187. The reversal of 42646116 is 61164624.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1776910 + ... + 1776933.

Almost surely, 2^42646116 is an apocalyptic number.

It is an amenable number.

42646116 is an abundant number, since it is smaller than the sum of its proper divisors (56861516).

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

42646116 is a wasteful number, since it uses less digits than its factorization.

42646116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3553850 (or 3553848 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 42646116 is about 6530.3993752297. The cubic root of 42646116 is about 349.3760748194.

The spelling of 42646116 in words is "forty-two million, six hundred forty-six thousand, one hundred sixteen".