2023939 has 8 divisors (see below), whose sum is σ = 2117520. Its totient is φ = 1932000.

The previous prime is 2023921. The next prime is 2023951. The reversal of 2023939 is 9393202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2023939 - 2⁵ = 2023907 is a prime.

It is a Duffinian number.

2023939 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2023639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2584 + ... + 3274.

It is an arithmetic number, because the mean of its divisors is an integer number (264690).

2^2023939 is an apocalyptic number.

2023939 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2023939 is a deficient number, since it is larger than the sum of its proper divisors (93581).

2023939 is a wasteful number, since it uses less digits than its factorization.

2023939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 2023939 is about 1422.6521008314. The cubic root of 2023939 is about 126.4928000818.

The spelling of 2023939 in words is "two million, twenty-three thousand, nine hundred thirty-nine".