42611256 has 48 divisors (see below), whose sum is σ = 115767600. Its totient is φ = 14159232.

The previous prime is 42611251. The next prime is 42611321. The reversal of 42611256 is 65211624.

42611256 is a `hidden beast` number, since 42 + 611 + 2 + 5 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42611251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28725 + ... + 30171.

It is an arithmetic number, because the mean of its divisors is an integer number (2411825).

Almost surely, 2^42611256 is an apocalyptic number.

It is an amenable number.

42611256 is an abundant number, since it is smaller than the sum of its proper divisors (73156344).

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

42611256 is a wasteful number, since it uses less digits than its factorization.

42611256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1868 (or 1861 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 42611256 is about 6527.7297738188. The cubic root of 42611256 is about 349.2808526268.

The spelling of 42611256 in words is "forty-two million, six hundred eleven thousand, two hundred fifty-six".