22775473 has 8 divisors (see below), whose sum is σ = 26069120. Its totient is φ = 19491840.

The previous prime is 22775453. The next prime is 22775479. The reversal of 22775473 is 37457722.

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

It is a cyclic number.

It is not a de Polignac number, because 22775473 - 2¹³ = 22767281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22775479) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3268 + ... + 7498.

It is an arithmetic number, because the mean of its divisors is an integer number (3258640).

Almost surely, 2^22775473 is an apocalyptic number.

It is an amenable number.

22775473 is a deficient number, since it is larger than the sum of its proper divisors (3293647).

22775473 is an equidigital number, since it uses as much as digits as its factorization.

22775473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5007.

The product of its digits is 82320, while the sum is 37.

The square root of 22775473 is about 4772.3655559900. The cubic root of 22775473 is about 283.4582718503.

It can be divided in two parts, 2277 and 5473, that added together give a triangular number (7750 = T₁₂₄).

The spelling of 22775473 in words is "twenty-two million, seven hundred seventy-five thousand, four hundred seventy-three".