22392039 has 4 divisors (see below), whose sum is σ = 29856056. Its totient is φ = 14928024.

The previous prime is 22392037. The next prime is 22392049. The reversal of 22392039 is 93029322.

It is a happy number.

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

It is not a de Polignac number, because 22392039 - 2¹ = 22392037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22391997 and 22392015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22392037) 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, 3732004 + ... + 3732009.

It is an arithmetic number, because the mean of its divisors is an integer number (7464014).

Almost surely, 2^22392039 is an apocalyptic number.

22392039 is a deficient number, since it is larger than the sum of its proper divisors (7464017).

22392039 is an equidigital number, since it uses as much as digits as its factorization.

22392039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7464016.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 22392039 is about 4732.0227176124. The cubic root of 22392039 is about 281.8585503582.

It can be divided in two parts, 2239 and 2039, that added together give a triangular number (4278 = T₉₂).

The spelling of 22392039 in words is "twenty-two million, three hundred ninety-two thousand, thirty-nine".