168225802 has 8 divisors (see below), whose sum is σ = 254837412. Its totient is φ = 83280000.

The previous prime is 168225793. The next prime is 168225821. The reversal of 168225802 is 208522861.

It can be written as a sum of positive squares in 2 ways, for example, as 126765081 + 41460721 = 11259^2 + 6439^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416199 + ... + 416602.

Almost surely, 2^168225802 is an apocalyptic number.

168225802 is a deficient number, since it is larger than the sum of its proper divisors (86611610).

168225802 is a wasteful number, since it uses less digits than its factorization.

168225802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832904.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 168225802 is about 12970.1889731800. The cubic root of 168225802 is about 552.0319351579.

The spelling of 168225802 in words is "one hundred sixty-eight million, two hundred twenty-five thousand, eight hundred two".