22170480 has 40 divisors (see below), whose sum is σ = 68729232. Its totient is φ = 5912064.

The previous prime is 22170479. The next prime is 22170497. The reversal of 22170480 is 8407122.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 22170480.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45949 + ... + 46428.

Almost surely, 2^22170480 is an apocalyptic number.

22170480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22170480 is an abundant number, since it is smaller than the sum of its proper divisors (46558752).

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

22170480 is a wasteful number, since it uses less digits than its factorization.

22170480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92393 (or 92387 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 22170480 is about 4708.5539181367. The cubic root of 22170480 is about 280.9258467894.

The spelling of 22170480 in words is "twenty-two million, one hundred seventy thousand, four hundred eighty".