4979831 has 2 divisors, whose sum is σ = 4979832. Its totient is φ = 4979830.

The previous prime is 4979801. The next prime is 4979837. The reversal of 4979831 is 1389794.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4979831 - 2²² = 785527 is a prime.

It is a super-2 number, since 2×4979831² = 49597433577122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4979837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2489915 + 2489916.

It is an arithmetic number, because the mean of its divisors is an integer number (2489916).

Almost surely, 2^4979831 is an apocalyptic number.

4979831 is a deficient number, since it is larger than the sum of its proper divisors (1).

4979831 is an equidigital number, since it uses as much as digits as its factorization.

4979831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 41.

The square root of 4979831 is about 2231.5534947655. The cubic root of 4979831 is about 170.7673614522.

The spelling of 4979831 in words is "four million, nine hundred seventy-nine thousand, eight hundred thirty-one".