80500772 has 12 divisors (see below), whose sum is σ = 153683376. Its totient is φ = 36591240.

The previous prime is 80500741. The next prime is 80500793. The reversal of 80500772 is 27700508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914738 + ... + 914825.

It is an arithmetic number, because the mean of its divisors is an integer number (12806948).

Almost surely, 2^80500772 is an apocalyptic number.

It is an amenable number.

80500772 is a deficient number, since it is larger than the sum of its proper divisors (73182604).

80500772 is a wasteful number, since it uses less digits than its factorization.

80500772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829578 (or 1829576 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 80500772 is about 8972.2222442380. Note that the first 4 decimals coincide. The cubic root of 80500772 is about 431.7841356950.

The spelling of 80500772 in words is "eighty million, five hundred thousand, seven hundred seventy-two".