222008625 has 24 divisors (see below), whose sum is σ = 400209576. Its totient is φ = 118404000.

The previous prime is 222008617. The next prime is 222008663. The reversal of 222008625 is 526800222.

It can be written as a sum of positive squares in 4 ways, for example, as 10131489 + 211877136 = 3183^2 + 14556^2 .

It is not a de Polignac number, because 222008625 - 2³ = 222008617 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, 97546 + ... + 99795.

It is an arithmetic number, because the mean of its divisors is an integer number (16675399).

Almost surely, 2^222008625 is an apocalyptic number.

222008625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222008625 is a deficient number, since it is larger than the sum of its proper divisors (178200951).

222008625 is a wasteful number, since it uses less digits than its factorization.

222008625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197362 (or 197349 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 222008625 is about 14899.9538589890. The cubic root of 222008625 is about 605.5127361107.

Adding to 222008625 its reverse (526800222), we get a palindrome (748808847).

The spelling of 222008625 in words is "two hundred twenty-two million, eight thousand, six hundred twenty-five".