22012359 has 8 divisors (see below), whose sum is σ = 29456880. Its totient is φ = 14621376.

The previous prime is 22012349. The next prime is 22012379. The reversal of 22012359 is 95321022.

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

It is not a de Polignac number, because 22012359 - 2⁷ = 22012231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012339) 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, 12414 + ... + 14075.

It is an arithmetic number, because the mean of its divisors is an integer number (3682110).

Almost surely, 2^22012359 is an apocalyptic number.

22012359 is a deficient number, since it is larger than the sum of its proper divisors (7444521).

22012359 is a wasteful number, since it uses less digits than its factorization.

22012359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26769.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 22012359 is about 4691.7330486719. The cubic root of 22012359 is about 280.2563935524.

It can be divided in two parts, 2201 and 2359, that added together give a triangular number (4560 = T₉₅).

The spelling of 22012359 in words is "twenty-two million, twelve thousand, three hundred fifty-nine".