42115056 has 20 divisors (see below), whose sum is σ = 108797352. Its totient is φ = 14038336.

The previous prime is 42115049. The next prime is 42115079. The reversal of 42115056 is 65051124.

42115056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 438651 + ... + 438746.

Almost surely, 2^42115056 is an apocalyptic number.

It is an amenable number.

42115056 is an abundant number, since it is smaller than the sum of its proper divisors (66682296).

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

42115056 is a wasteful number, since it uses less digits than its factorization.

42115056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877408 (or 877402 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 42115056 is about 6489.6113905225. The cubic root of 42115056 is about 347.9197859777.

The spelling of 42115056 in words is "forty-two million, one hundred fifteen thousand, fifty-six".