4979138 has 16 divisors (see below), whose sum is σ = 7698240. Its totient is φ = 2414256.

The previous prime is 4979137. The next prime is 4979141. The reversal of 4979138 is 8319794.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4979095 and 4979104.

It is not an unprimeable number, because it can be changed into a prime (4979131) 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 7 ways as a sum of consecutive naturals, for example, 11123 + ... + 11561.

It is an arithmetic number, because the mean of its divisors is an integer number (481140).

Almost surely, 2^4979138 is an apocalyptic number.

4979138 is a deficient number, since it is larger than the sum of its proper divisors (2719102).

4979138 is a wasteful number, since it uses less digits than its factorization.

4979138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601.

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

The square root of 4979138 is about 2231.3982163657. The cubic root of 4979138 is about 170.7594396793.

The spelling of 4979138 in words is "four million, nine hundred seventy-nine thousand, one hundred thirty-eight".