42500886 has 32 divisors (see below), whose sum is σ = 87004800. Its totient is φ = 13836480.

The previous prime is 42500881. The next prime is 42500893. The reversal of 42500886 is 68800524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42500881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74410 + ... + 74978.

It is an arithmetic number, because the mean of its divisors is an integer number (2718900).

Almost surely, 2^42500886 is an apocalyptic number.

42500886 is an abundant number, since it is smaller than the sum of its proper divisors (44503914).

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

42500886 is a wasteful number, since it uses less digits than its factorization.

42500886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 42500886 is about 6519.2703579465. The cubic root of 42500886 is about 348.9790273738.

The spelling of 42500886 in words is "forty-two million, five hundred thousand, eight hundred eighty-six".