32116780 has 12 divisors (see below), whose sum is σ = 67445280. Its totient is φ = 12846704.

The previous prime is 32116759. The next prime is 32116789. The reversal of 32116780 is 8761123.

It is not an unprimeable number, because it can be changed into a prime (32116789) 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, 802900 + ... + 802939.

It is an arithmetic number, because the mean of its divisors is an integer number (5620440).

Almost surely, 2^32116780 is an apocalyptic number.

It is an amenable number.

32116780 is an abundant number, since it is smaller than the sum of its proper divisors (35328500).

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

32116780 is a wasteful number, since it uses less digits than its factorization.

32116780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605848 (or 1605846 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 32116780 is about 5667.1668406709. The cubic root of 32116780 is about 317.8659429934.

It can be divided in two parts, 32116 and 780, that added together give a triangular number (32896 = T₂₅₆).

The spelling of 32116780 in words is "thirty-two million, one hundred sixteen thousand, seven hundred eighty".