42936980 has 24 divisors (see below), whose sum is σ = 90302688. Its totient is φ = 17149088.

The previous prime is 42936967. The next prime is 42937039. The reversal of 42936980 is 8963924.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17807 + ... + 20073.

It is an arithmetic number, because the mean of its divisors is an integer number (3762612).

Almost surely, 2^42936980 is an apocalyptic number.

It is an amenable number.

42936980 is an abundant number, since it is smaller than the sum of its proper divisors (47365708).

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

42936980 is a wasteful number, since it uses less digits than its factorization.

42936980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3223 (or 3221 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 42936980 is about 6552.6315324456. The cubic root of 42936980 is about 350.1685718583.

The spelling of 42936980 in words is "forty-two million, nine hundred thirty-six thousand, nine hundred eighty".