22045375 has 16 divisors (see below), whose sum is σ = 30015648. Its totient is φ = 16032000.

The previous prime is 22045367. The next prime is 22045427. The reversal of 22045375 is 57354022.

It is not a de Polignac number, because 22045375 - 2³ = 22045367 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 6642 + ... + 9391.

It is an arithmetic number, because the mean of its divisors is an integer number (1875978).

Almost surely, 2^22045375 is an apocalyptic number.

22045375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22045375 is a deficient number, since it is larger than the sum of its proper divisors (7970273).

22045375 is a wasteful number, since it uses less digits than its factorization.

22045375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16059 (or 16049 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 22045375 is about 4695.2502595708. The cubic root of 22045375 is about 280.3964409809.

Adding to 22045375 its reverse (57354022), we get a palindrome (79399397).

The spelling of 22045375 in words is "twenty-two million, forty-five thousand, three hundred seventy-five".