42167256 has 16 divisors (see below), whose sum is σ = 105418200. Its totient is φ = 14055744.

The previous prime is 42167249. The next prime is 42167263. The reversal of 42167256 is 65276124.

42167256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42167249) and next prime (42167263).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878461 + ... + 878508.

Almost surely, 2^42167256 is an apocalyptic number.

It is an amenable number.

42167256 is an abundant number, since it is smaller than the sum of its proper divisors (63250944).

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

42167256 is a wasteful number, since it uses less digits than its factorization.

42167256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756978 (or 1756974 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 42167256 is about 6493.6319575412. The cubic root of 42167256 is about 348.0634710494.

The spelling of 42167256 in words is "forty-two million, one hundred sixty-seven thousand, two hundred fifty-six".