80465886 has 20 divisors (see below), whose sum is σ = 180303552. Its totient is φ = 26821908.

The previous prime is 80465881. The next prime is 80465921. The reversal of 80465886 is 68856408.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80465881) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 248190 + ... + 248513.

Almost surely, 2^80465886 is an apocalyptic number.

80465886 is an abundant number, since it is smaller than the sum of its proper divisors (99837666).

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

80465886 is a wasteful number, since it uses less digits than its factorization.

80465886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496717 (or 496708 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The square root of 80465886 is about 8970.2779221159. The cubic root of 80465886 is about 431.7217536936.

The spelling of 80465886 in words is "eighty million, four hundred sixty-five thousand, eight hundred eighty-six".