9923039 has 12 divisors (see below), whose sum is σ = 11597904. Its totient is φ = 8465184.

The previous prime is 9923029. The next prime is 9923057. The reversal of 9923039 is 9303299.

It is a de Polignac number, because none of the positive numbers 2^k-9923039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9923009) 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, 15014 + ... + 15660.

It is an arithmetic number, because the mean of its divisors is an integer number (966492).

Almost surely, 2^9923039 is an apocalyptic number.

9923039 is a deficient number, since it is larger than the sum of its proper divisors (1674865).

9923039 is a wasteful number, since it uses less digits than its factorization.

9923039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974 (or 967 counting only the distinct ones).

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

The square root of 9923039 is about 3150.0855543937. The cubic root of 9923039 is about 214.8893535594.

The spelling of 9923039 in words is "nine million, nine hundred twenty-three thousand, thirty-nine".