8076649 has 16 divisors (see below), whose sum is σ = 9929088. Its totient is φ = 6412032.

The previous prime is 8076643. The next prime is 8076701. The reversal of 8076649 is 9466708.

It is a cyclic number.

It is not a de Polignac number, because 8076649 - 2³ = 8076641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8076641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7467 + ... + 8479.

It is an arithmetic number, because the mean of its divisors is an integer number (620568).

Almost surely, 2^8076649 is an apocalyptic number.

It is an amenable number.

8076649 is a deficient number, since it is larger than the sum of its proper divisors (1852439).

8076649 is a wasteful number, since it uses less digits than its factorization.

8076649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 8076649 is about 2841.9445807404. The cubic root of 8076649 is about 200.6367125016.

It can be divided in two parts, 80 and 76649, that added together give a square (76729 = 277²).

The spelling of 8076649 in words is "eight million, seventy-six thousand, six hundred forty-nine".