9023939 has 4 divisors (see below), whose sum is σ = 9194256. Its totient is φ = 8853624.

The previous prime is 9023909. The next prime is 9023947. The reversal of 9023939 is 9393209.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9023939 - 2⁸ = 9023683 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9023899 and 9023908.

It is not an unprimeable number, because it can be changed into a prime (9023909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85079 + ... + 85184.

It is an arithmetic number, because the mean of its divisors is an integer number (2298564).

Almost surely, 2^9023939 is an apocalyptic number.

9023939 is a deficient number, since it is larger than the sum of its proper divisors (170317).

9023939 is a wasteful number, since it uses less digits than its factorization.

9023939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170316.

The product of its (nonzero) digits is 13122, while the sum is 35.

The square root of 9023939 is about 3003.9871837277. The cubic root of 9023939 is about 208.1926454235.

The spelling of 9023939 in words is "nine million, twenty-three thousand, nine hundred thirty-nine".