42255156 has 24 divisors (see below), whose sum is σ = 99519840. Its totient is φ = 13952992.

The previous prime is 42255131. The next prime is 42255181. The reversal of 42255156 is 65155224.

It is an interprime number because it is at equal distance from previous prime (42255131) and next prime (42255181).

It is a congruent number.

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, 15171 + ... + 17738.

It is an arithmetic number, because the mean of its divisors is an integer number (4146660).

Almost surely, 2^42255156 is an apocalyptic number.

It is an amenable number.

42255156 is an abundant number, since it is smaller than the sum of its proper divisors (57264684).

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

42255156 is a wasteful number, since it uses less digits than its factorization.

42255156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33023 (or 33021 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 42255156 is about 6500.3966032851. The cubic root of 42255156 is about 348.3051557732.

The spelling of 42255156 in words is "forty-two million, two hundred fifty-five thousand, one hundred fifty-six".