8040772 has 12 divisors (see below), whose sum is σ = 14556780. Its totient is φ = 3881696.

The previous prime is 8040763. The next prime is 8040787. The reversal of 8040772 is 2770408.

It can be written as a sum of positive squares in 2 ways, for example, as 3944196 + 4096576 = 1986^2 + 2024^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8040772.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34543 + ... + 34774.

It is an arithmetic number, because the mean of its divisors is an integer number (1213065).

Almost surely, 2^8040772 is an apocalyptic number.

It is an amenable number.

8040772 is a deficient number, since it is larger than the sum of its proper divisors (6516008).

8040772 is a wasteful number, since it uses less digits than its factorization.

8040772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69350 (or 69348 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 8040772 is about 2835.6255041877. The cubic root of 8040772 is about 200.3391910885.

The spelling of 8040772 in words is "eight million, forty thousand, seven hundred seventy-two".