4999923 has 12 divisors (see below), whose sum is σ = 7247448. Its totient is φ = 3321600.

The previous prime is 4999913. The next prime is 4999933. The reversal of 4999923 is 3299994.

It is an interprime number because it is at equal distance from previous prime (4999913) and next prime (4999933).

It is not a de Polignac number, because 4999923 - 2⁸ = 4999667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4999913) 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, 2323 + ... + 3923.

It is an arithmetic number, because the mean of its divisors is an integer number (603954).

Almost surely, 2^4999923 is an apocalyptic number.

4999923 is a deficient number, since it is larger than the sum of its proper divisors (2247525).

4999923 is a wasteful number, since it uses less digits than its factorization.

4999923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954 (or 1951 counting only the distinct ones).

The product of its digits is 157464, while the sum is 45.

The square root of 4999923 is about 2236.0507597101. The cubic root of 4999923 is about 170.9967168755.

The spelling of 4999923 in words is "four million, nine hundred ninety-nine thousand, nine hundred twenty-three".