22842039 has 16 divisors (see below), whose sum is σ = 33540480. Its totient is φ = 13712160.

The previous prime is 22842031. The next prime is 22842091. The reversal of 22842039 is 93024822.

It is not a de Polignac number, because 22842039 - 2³ = 22842031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22841997 and 22842015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22842031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297 + ... + 6765.

It is an arithmetic number, because the mean of its divisors is an integer number (2096280).

Almost surely, 2^22842039 is an apocalyptic number.

22842039 is a deficient number, since it is larger than the sum of its proper divisors (10698441).

22842039 is a wasteful number, since it uses less digits than its factorization.

22842039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6590.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 22842039 is about 4779.3345771143. The cubic root of 22842039 is about 283.7341582622.

The spelling of 22842039 in words is "twenty-two million, eight hundred forty-two thousand, thirty-nine".