42056216 has 16 divisors (see below), whose sum is σ = 79049040. Its totient is φ = 20976480.

The previous prime is 42056207. The next prime is 42056221. The reversal of 42056216 is 61265024.

It is a congruent number.

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, 2876 + ... + 9611.

It is an arithmetic number, because the mean of its divisors is an integer number (4940565).

Almost surely, 2^42056216 is an apocalyptic number.

It is an amenable number.

42056216 is a deficient number, since it is larger than the sum of its proper divisors (36992824).

42056216 is a wasteful number, since it uses less digits than its factorization.

42056216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12914 (or 12910 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 42056216 is about 6485.0764066432. The cubic root of 42056216 is about 347.7576813105.

The spelling of 42056216 in words is "forty-two million, fifty-six thousand, two hundred sixteen".