222867025 has 24 divisors (see below), whose sum is σ = 294918624. Its totient is φ = 166483200.

The previous prime is 222867023. The next prime is 222867037. The reversal of 222867025 is 520768222.

It is a happy number.

It is not a de Polignac number, because 222867025 - 2¹ = 222867023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222867023) 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, 53674 + ... + 57676.

It is an arithmetic number, because the mean of its divisors is an integer number (12288276).

Almost surely, 2^222867025 is an apocalyptic number.

222867025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222867025 is a deficient number, since it is larger than the sum of its proper divisors (72051599).

222867025 is a wasteful number, since it uses less digits than its factorization.

222867025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4161 (or 4156 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 222867025 is about 14928.7315268244. The cubic root of 222867025 is about 606.2921407629.

The spelling of 222867025 in words is "two hundred twenty-two million, eight hundred sixty-seven thousand, twenty-five".