4957138 has 16 divisors (see below), whose sum is σ = 7938720. Its totient is φ = 2314656.

The previous prime is 4957123. The next prime is 4957153. The reversal of 4957138 is 8317594.

It is an interprime number because it is at equal distance from previous prime (4957123) and next prime (4957153).

It is a junction number, because it is equal to n+sod(n) for n = 4957097 and 4957106.

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, 1881 + ... + 3667.

It is an arithmetic number, because the mean of its divisors is an integer number (496170).

Almost surely, 2^4957138 is an apocalyptic number.

4957138 is a deficient number, since it is larger than the sum of its proper divisors (2981582).

4957138 is a wasteful number, since it uses less digits than its factorization.

4957138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881.

The product of its digits is 30240, while the sum is 37.

The square root of 4957138 is about 2226.4631144486. The cubic root of 4957138 is about 170.5075718380.

The spelling of 4957138 in words is "four million, nine hundred fifty-seven thousand, one hundred thirty-eight".