22039071 has 8 divisors (see below), whose sum is σ = 29409024. Its totient is φ = 14680920.

The previous prime is 22039063. The next prime is 22039081. The reversal of 22039071 is 17093022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22039071 - 2³ = 22039063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22039081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3306 + ... + 7416.

It is an arithmetic number, because the mean of its divisors is an integer number (3676128).

Almost surely, 2^22039071 is an apocalyptic number.

22039071 is a deficient number, since it is larger than the sum of its proper divisors (7369953).

22039071 is a wasteful number, since it uses less digits than its factorization.

22039071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5901.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 22039071 is about 4694.5788948531. The cubic root of 22039071 is about 280.3697114488.

The spelling of 22039071 in words is "twenty-two million, thirty-nine thousand, seventy-one".