4879961 has 2 divisors, whose sum is σ = 4879962. Its totient is φ = 4879960.

The previous prime is 4879957. The next prime is 4879993. The reversal of 4879961 is 1699784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3841600 + 1038361 = 1960^2 + 1019^2 .

It is a cyclic number.

It is not a de Polignac number, because 4879961 - 2² = 4879957 is a prime.

It is not a weakly prime, because it can be changed into another prime (4879921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2439980 + 2439981.

It is an arithmetic number, because the mean of its divisors is an integer number (2439981).

Almost surely, 2^4879961 is an apocalyptic number.

It is an amenable number.

4879961 is a deficient number, since it is larger than the sum of its proper divisors (1).

4879961 is an equidigital number, since it uses as much as digits as its factorization.

4879961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 44.

The square root of 4879961 is about 2209.0633761846. The cubic root of 4879961 is about 169.6180699159.

The spelling of 4879961 in words is "four million, eight hundred seventy-nine thousand, nine hundred sixty-one".