907979 has 4 divisors (see below), whose sum is σ = 913584. Its totient is φ = 902376.

The previous prime is 907969. The next prime is 907997. The reversal of 907979 is 979709.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 907979 - 2⁸ = 907723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (907909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2552 + ... + 2885.

It is an arithmetic number, because the mean of its divisors is an integer number (228396).

2⁹⁰⁷⁹⁷⁹ is an apocalyptic number.

907979 is a deficient number, since it is larger than the sum of its proper divisors (5605).

907979 is a wasteful number, since it uses less digits than its factorization.

907979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5604.

The product of its (nonzero) digits is 35721, while the sum is 41.

The square root of 907979 is about 952.8793207957. The cubic root of 907979 is about 96.8334194082.

The spelling of 907979 in words is "nine hundred seven thousand, nine hundred seventy-nine".