22126350 has 48 divisors (see below), whose sum is σ = 58107888. Its totient is φ = 5552640.

The previous prime is 22126339. The next prime is 22126397. The reversal of 22126350 is 5362122.

22126350 = 420² + 421² + ... + 519².

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1789 + ... + 6888.

It is an arithmetic number, because the mean of its divisors is an integer number (1210581).

Almost surely, 2^22126350 is an apocalyptic number.

22126350 is an abundant number, since it is smaller than the sum of its proper divisors (35981538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22126350 is a wasteful number, since it uses less digits than its factorization.

22126350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8709 (or 8704 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 22126350 is about 4703.8654317487. The cubic root of 22126350 is about 280.7393301203.

Adding to 22126350 its reverse (5362122), we get a palindrome (27488472).

The spelling of 22126350 in words is "twenty-two million, one hundred twenty-six thousand, three hundred fifty".