4928138 has 16 divisors (see below), whose sum is σ = 7637760. Its totient is φ = 2383536.

The previous prime is 4928123. The next prime is 4928149. The reversal of 4928138 is 8318294.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4928098 and 4928107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9428 + ... + 9936.

It is an arithmetic number, because the mean of its divisors is an integer number (477360).

Almost surely, 2^4928138 is an apocalyptic number.

4928138 is a deficient number, since it is larger than the sum of its proper divisors (2709622).

4928138 is a wasteful number, since it uses less digits than its factorization.

4928138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661.

The product of its digits is 13824, while the sum is 35.

The square root of 4928138 is about 2219.9409902067. The cubic root of 4928138 is about 170.1744230537.

The spelling of 4928138 in words is "four million, nine hundred twenty-eight thousand, one hundred thirty-eight".