222873225 has 24 divisors (see below), whose sum is σ = 369887040. Its totient is φ = 118413120.

The previous prime is 222873143. The next prime is 222873239. The reversal of 222873225 is 522378222.

It is a happy number.

It is not a de Polignac number, because 222873225 - 2¹⁷ = 222742153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14652 + ... + 25698.

It is an arithmetic number, because the mean of its divisors is an integer number (15411960).

Almost surely, 2^222873225 is an apocalyptic number.

222873225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222873225 is a deficient number, since it is larger than the sum of its proper divisors (147013815).

222873225 is a wasteful number, since it uses less digits than its factorization.

222873225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11329 (or 11324 counting only the distinct ones).

The product of its digits is 26880, while the sum is 33.

The square root of 222873225 is about 14928.9391786557. The cubic root of 222873225 is about 606.2977629142.

The spelling of 222873225 in words is "two hundred twenty-two million, eight hundred seventy-three thousand, two hundred twenty-five".