4623939 has 16 divisors (see below), whose sum is σ = 7019040. Its totient is φ = 3006720.

The previous prime is 4623911. The next prime is 4623953. The reversal of 4623939 is 9393264.

It is a happy number.

It is not a de Polignac number, because 4623939 - 2⁷ = 4623811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4623139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 982 + ... + 3195.

It is an arithmetic number, because the mean of its divisors is an integer number (438690).

Almost surely, 2^4623939 is an apocalyptic number.

4623939 is a deficient number, since it is larger than the sum of its proper divisors (2395101).

4623939 is a wasteful number, since it uses less digits than its factorization.

4623939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4227 (or 4221 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 4623939 is about 2150.3346251223. The cubic root of 4623939 is about 166.5983511128.

The spelling of 4623939 in words is "four million, six hundred twenty-three thousand, nine hundred thirty-nine".