4939738 has 4 divisors (see below), whose sum is σ = 7409610. Its totient is φ = 2469868.

The previous prime is 4939729. The next prime is 4939751. The reversal of 4939738 is 8379394.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8379394 = 2 ⋅4189697.

It can be written as a sum of positive squares in only one way, i.e., 4915089 + 24649 = 2217^2 + 157^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4939694 and 4939703.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1234933 + ... + 1234936.

Almost surely, 2^4939738 is an apocalyptic number.

4939738 is a deficient number, since it is larger than the sum of its proper divisors (2469872).

4939738 is a wasteful number, since it uses less digits than its factorization.

4939738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469871.

The product of its digits is 163296, while the sum is 43.

The square root of 4939738 is about 2222.5521366213. The cubic root of 4939738 is about 170.3078389937.

The spelling of 4939738 in words is "four million, nine hundred thirty-nine thousand, seven hundred thirty-eight".