22160822 has 16 divisors (see below), whose sum is σ = 35082720. Its totient is φ = 10477632.

The previous prime is 22160807. The next prime is 22160833. The reversal of 22160822 is 22806122.

It is a super-2 number, since 2×22160822² = 982204063431368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1388 + ... + 6800.

It is an arithmetic number, because the mean of its divisors is an integer number (2192670).

Almost surely, 2^22160822 is an apocalyptic number.

22160822 is a deficient number, since it is larger than the sum of its proper divisors (12921898).

22160822 is a wasteful number, since it uses less digits than its factorization.

22160822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5527.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 22160822 is about 4707.5282261501. The cubic root of 22160822 is about 280.8850481553.

Adding to 22160822 its reverse (22806122), we get a palindrome (44966944).

The spelling of 22160822 in words is "twenty-two million, one hundred sixty thousand, eight hundred twenty-two".