4645979 has 12 divisors (see below), whose sum is σ = 5173776. Its totient is φ = 4167072.

The previous prime is 4645967. The next prime is 4645987. The reversal of 4645979 is 9795464.

It is a de Polignac number, because none of the positive numbers 2^k-4645979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4645909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5882 + ... + 6624.

It is an arithmetic number, because the mean of its divisors is an integer number (431148).

Almost surely, 2^4645979 is an apocalyptic number.

4645979 is a deficient number, since it is larger than the sum of its proper divisors (527797).

4645979 is a wasteful number, since it uses less digits than its factorization.

4645979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806 (or 793 counting only the distinct ones).

The product of its digits is 272160, while the sum is 44.

The square root of 4645979 is about 2155.4533165903. The cubic root of 4645979 is about 166.8626286143.

The spelling of 4645979 in words is "four million, six hundred forty-five thousand, nine hundred seventy-nine".