22939019 has 8 divisors (see below), whose sum is σ = 23265792. Its totient is φ = 22614400.

The previous prime is 22939013. The next prime is 22939079. The reversal of 22939019 is 91093922.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22939019 is a prime.

It is a super-2 number, since 2×22939019² = 1052397185364722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22939019.

It is not an unprimeable number, because it can be changed into a prime (22939013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38387 + ... + 38979.

It is an arithmetic number, because the mean of its divisors is an integer number (2908224).

Almost surely, 2^22939019 is an apocalyptic number.

22939019 is a deficient number, since it is larger than the sum of its proper divisors (326773).

22939019 is a wasteful number, since it uses less digits than its factorization.

22939019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 22939019 is about 4789.4695948508. The cubic root of 22939019 is about 284.1351395132.

The spelling of 22939019 in words is "twenty-two million, nine hundred thirty-nine thousand, nineteen".