222228603 has 12 divisors (see below), whose sum is σ = 332886008. Its totient is φ = 148152240.

The previous prime is 222228581. The next prime is 222228619. The reversal of 222228603 is 306822222.

It is a happy number.

It is not a de Polignac number, because 222228603 - 2⁹ = 222228091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222228683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 457018 + ... + 457503.

Almost surely, 2^222228603 is an apocalyptic number.

222228603 is a deficient number, since it is larger than the sum of its proper divisors (110657405).

222228603 is an frugal number, since it uses more digits than its factorization.

222228603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914536 (or 914524 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 222228603 is about 14907.3338662552. Note that the first 3 decimals coincide. The cubic root of 222228603 is about 605.7126615432.

The spelling of 222228603 in words is "two hundred twenty-two million, two hundred twenty-eight thousand, six hundred three".