80206704 has 120 divisors (see below), whose sum is σ = 238666272. Its totient is φ = 25090560.

The previous prime is 80206691. The next prime is 80206717. The reversal of 80206704 is 40760208.

It is an interprime number because it is at equal distance from previous prime (80206691) and next prime (80206717).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201834 + ... + 202230.

Almost surely, 2^80206704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80206704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119333136).

80206704 is an abundant number, since it is smaller than the sum of its proper divisors (158459568).

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

80206704 is a wasteful number, since it uses less digits than its factorization.

80206704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495 (or 486 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 80206704 is about 8955.8195604869. The cubic root of 80206704 is about 431.2577273978.

The spelling of 80206704 in words is "eighty million, two hundred six thousand, seven hundred four".