42056476 has 24 divisors (see below), whose sum is σ = 91760256. Its totient is φ = 16385520.

The previous prime is 42056471. The next prime is 42056477. The reversal of 42056476 is 67465024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42056471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67966 + ... + 68581.

It is an arithmetic number, because the mean of its divisors is an integer number (3823344).

Almost surely, 2^42056476 is an apocalyptic number.

It is an amenable number.

42056476 is an abundant number, since it is smaller than the sum of its proper divisors (49703780).

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

42056476 is a wasteful number, since it uses less digits than its factorization.

42056476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136569 (or 136567 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 42056476 is about 6485.0964526366. The cubic root of 42056476 is about 347.7583979450.

The spelling of 42056476 in words is "forty-two million, fifty-six thousand, four hundred seventy-six".