42523708 has 12 divisors (see below), whose sum is σ = 75075840. Its totient is φ = 21073472.

The previous prime is 42523703. The next prime is 42523709. The reversal of 42523708 is 80732524.

It is a self number, because there is not a number n which added to its sum of digits gives 42523708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42523703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46588 + ... + 47491.

It is an arithmetic number, because the mean of its divisors is an integer number (6256320).

Almost surely, 2^42523708 is an apocalyptic number.

It is an amenable number.

42523708 is a deficient number, since it is larger than the sum of its proper divisors (32552132).

42523708 is a wasteful number, since it uses less digits than its factorization.

42523708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94196 (or 94194 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 42523708 is about 6521.0204722881. The cubic root of 42523708 is about 349.0414807717.

The spelling of 42523708 in words is "forty-two million, five hundred twenty-three thousand, seven hundred eight".