22622359 has 4 divisors (see below), whose sum is σ = 23953104. Its totient is φ = 21291616.

The previous prime is 22622351. The next prime is 22622371. The reversal of 22622359 is 95322622.

22622359 = T₃₈₈₂ + T₃₈₈₃ + T₃₈₈₄.

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 22622359 - 2³ = 22622351 is a prime.

It is a super-2 number, since 2×22622359² = 1023542253449762, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 22622359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22622351) 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, 665347 + ... + 665380.

It is an arithmetic number, because the mean of its divisors is an integer number (5988276).

Almost surely, 2^22622359 is an apocalyptic number.

22622359 is the 3884-th centered triangular number.

22622359 is a deficient number, since it is larger than the sum of its proper divisors (1330745).

22622359 is a wasteful number, since it uses less digits than its factorization.

22622359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330744.

The product of its digits is 12960, while the sum is 31.

The square root of 22622359 is about 4756.2967737516. The cubic root of 22622359 is about 282.8216359126.

The spelling of 22622359 in words is "twenty-two million, six hundred twenty-two thousand, three hundred fifty-nine".