222464825 has 24 divisors (see below), whose sum is σ = 316780320. Its totient is φ = 153273600.

The previous prime is 222464813. The next prime is 222464867. The reversal of 222464825 is 528464222.

It is not a de Polignac number, because 222464825 - 2¹⁴ = 222448441 is a prime.

It is an unprimeable number.

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, 16064 + ... + 26513.

It is an arithmetic number, because the mean of its divisors is an integer number (13199180).

Almost surely, 2^222464825 is an apocalyptic number.

222464825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222464825 is a deficient number, since it is larger than the sum of its proper divisors (94315495).

222464825 is a wasteful number, since it uses less digits than its factorization.

222464825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42617 (or 42612 counting only the distinct ones).

The product of its digits is 61440, while the sum is 35.

The square root of 222464825 is about 14915.2547748941. The cubic root of 222464825 is about 605.9272033662.

The spelling of 222464825 in words is "two hundred twenty-two million, four hundred sixty-four thousand, eight hundred twenty-five".