10320939 has 12 divisors (see below), whose sum is σ = 15460536. Its totient is φ = 6880464.

The previous prime is 10320931. The next prime is 10320941. The reversal of 10320939 is 93902301.

It is not a de Polignac number, because 10320939 - 2³ = 10320931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10320931) 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, 20994 + ... + 21479.

It is an arithmetic number, because the mean of its divisors is an integer number (1288378).

Almost surely, 2^10320939 is an apocalyptic number.

10320939 is a deficient number, since it is larger than the sum of its proper divisors (5139597).

10320939 is an frugal number, since it uses more digits than its factorization.

10320939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42488 (or 42476 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 10320939 is about 3212.6218264838. The cubic root of 10320939 is about 217.7240497423.

The spelling of 10320939 in words is "ten million, three hundred twenty thousand, nine hundred thirty-nine".