252168926 has 8 divisors (see below), whose sum is σ = 381926064. Its totient is φ = 124860240.

The previous prime is 252168923. The next prime is 252168929. The reversal of 252168926 is 629861252.

It is an interprime number because it is at equal distance from previous prime (252168923) and next prime (252168929).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252168923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611855 + ... + 612266.

It is an arithmetic number, because the mean of its divisors is an integer number (47740758).

Almost surely, 2^252168926 is an apocalyptic number.

252168926 is a deficient number, since it is larger than the sum of its proper divisors (129757138).

252168926 is a wasteful number, since it uses less digits than its factorization.

252168926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224226.

The product of its digits is 103680, while the sum is 41.

The square root of 252168926 is about 15879.8276439009. The cubic root of 252168926 is about 631.7770654578. Note that the first 3 decimals are identical.

The spelling of 252168926 in words is "two hundred fifty-two million, one hundred sixty-eight thousand, nine hundred twenty-six".