22275603 has 24 divisors (see below), whose sum is σ = 37559808. Its totient is φ = 12456432.

The previous prime is 22275601. The next prime is 22275607. The reversal of 22275603 is 30657222.

It is not a de Polignac number, because 22275603 - 2¹ = 22275601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22275601) 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 23 ways as a sum of consecutive naturals, for example, 801 + ... + 6722.

It is an arithmetic number, because the mean of its divisors is an integer number (1564992).

Almost surely, 2^22275603 is an apocalyptic number.

22275603 is a deficient number, since it is larger than the sum of its proper divisors (15284205).

22275603 is a wasteful number, since it uses less digits than its factorization.

22275603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7583 (or 7580 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 22275603 is about 4719.7036983268. The cubic root of 22275603 is about 281.3691572132.

It can be divided in two parts, 22 and 275603, that added together give a square (275625 = 525²).

The spelling of 22275603 in words is "twenty-two million, two hundred seventy-five thousand, six hundred three".