252199768 has 32 divisors (see below), whose sum is σ = 498931200. Its totient is φ = 119182752.

The previous prime is 252199751. The next prime is 252199771. The reversal of 252199768 is 867991252.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 72321 + ... + 75727.

It is an arithmetic number, because the mean of its divisors is an integer number (15591600).

Almost surely, 2^252199768 is an apocalyptic number.

It is an amenable number.

252199768 is a deficient number, since it is larger than the sum of its proper divisors (246731432).

252199768 is a wasteful number, since it uses less digits than its factorization.

252199768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3919 (or 3915 counting only the distinct ones).

The product of its digits is 544320, while the sum is 49.

The square root of 252199768 is about 15880.7987204674. The cubic root of 252199768 is about 631.8028213062.

The spelling of 252199768 in words is "two hundred fifty-two million, one hundred ninety-nine thousand, seven hundred sixty-eight".