42913888 has 24 divisors (see below), whose sum is σ = 86084208. Its totient is φ = 21051264.

The previous prime is 42913879. The next prime is 42913901. The reversal of 42913888 is 88831924.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10956 + ... + 14347.

It is an arithmetic number, because the mean of its divisors is an integer number (3586842).

Almost surely, 2^42913888 is an apocalyptic number.

It is an amenable number.

42913888 is an abundant number, since it is smaller than the sum of its proper divisors (43170320).

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

42913888 is a wasteful number, since it uses less digits than its factorization.

42913888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25366 (or 25358 counting only the distinct ones).

The product of its digits is 110592, while the sum is 43.

The square root of 42913888 is about 6550.8692552973. The cubic root of 42913888 is about 350.1057857107.

The spelling of 42913888 in words is "forty-two million, nine hundred thirteen thousand, eight hundred eighty-eight".