39436980 has 48 divisors (see below), whose sum is σ = 120464064. Its totient is φ = 9560320.

The previous prime is 39436939. The next prime is 39436981. The reversal of 39436980 is 8963493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39436981) 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, 29217 + ... + 30536.

It is an arithmetic number, because the mean of its divisors is an integer number (2509668).

Almost surely, 2^39436980 is an apocalyptic number.

39436980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

39436980 is an abundant number, since it is smaller than the sum of its proper divisors (81027084).

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

39436980 is a wasteful number, since it uses less digits than its factorization.

39436980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59776 (or 59774 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 39436980 is about 6279.8869416575. The cubic root of 39436980 is about 340.3830170349.

The spelling of 39436980 in words is "thirty-nine million, four hundred thirty-six thousand, nine hundred eighty".