4497939 has 12 divisors (see below), whose sum is σ = 6520696. Its totient is φ = 2987712.

The previous prime is 4497937. The next prime is 4497943. The reversal of 4497939 is 9397944.

It is not a de Polignac number, because 4497939 - 2¹ = 4497937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4497894 and 4497903.

It is not an unprimeable number, because it can be changed into a prime (4497931) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2292 + ... + 3774.

Almost surely, 2^4497939 is an apocalyptic number.

4497939 is a deficient number, since it is larger than the sum of its proper divisors (2022757).

4497939 is a wasteful number, since it uses less digits than its factorization.

4497939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1826 (or 1823 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 4497939 is about 2120.8345055661. The cubic root of 4497939 is about 165.0711538845.

The spelling of 4497939 in words is "four million, four hundred ninety-seven thousand, nine hundred thirty-nine".