22860039 has 4 divisors (see below), whose sum is σ = 30480056. Its totient is φ = 15240024.

The previous prime is 22860031. The next prime is 22860067. The reversal of 22860039 is 93006822.

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

It is not a de Polignac number, because 22860039 - 2³ = 22860031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22859988 and 22860015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22860031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3810004 + ... + 3810009.

It is an arithmetic number, because the mean of its divisors is an integer number (7620014).

Almost surely, 2^22860039 is an apocalyptic number.

22860039 is a deficient number, since it is larger than the sum of its proper divisors (7620017).

22860039 is an equidigital number, since it uses as much as digits as its factorization.

22860039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7620016.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 22860039 is about 4781.2173136138. The cubic root of 22860039 is about 283.8086681590.

The spelling of 22860039 in words is "twenty-two million, eight hundred sixty thousand, thirty-nine".