8160772 has 6 divisors (see below), whose sum is σ = 14281358. Its totient is φ = 4080384.

The previous prime is 8160769. The next prime is 8160773. The reversal of 8160772 is 2770618.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5645376 + 2515396 = 2376^2 + 1586^2 .

It is not an unprimeable number, because it can be changed into a prime (8160773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020093 + ... + 1020100.

Almost surely, 2^8160772 is an apocalyptic number.

It is an amenable number.

8160772 is a deficient number, since it is larger than the sum of its proper divisors (6120586).

8160772 is a wasteful number, since it uses less digits than its factorization.

8160772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040197 (or 2040195 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 8160772 is about 2856.7064952494. The cubic root of 8160772 is about 201.3308906720.

The spelling of 8160772 in words is "eight million, one hundred sixty thousand, seven hundred seventy-two".