252404268 has 24 divisors (see below), whose sum is σ = 589264368. Its totient is φ = 84088896.

The previous prime is 252404233. The next prime is 252404293. The reversal of 252404268 is 862404252.

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 7 ways as a sum of consecutive naturals, for example, 22930 + ... + 32102.

It is an arithmetic number, because the mean of its divisors is an integer number (24552682).

Almost surely, 2^252404268 is an apocalyptic number.

It is an amenable number.

252404268 is an abundant number, since it is smaller than the sum of its proper divisors (336860100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252404268 is a wasteful number, since it uses less digits than its factorization.

252404268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11473 (or 11471 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 252404268 is about 15887.2360088217. The cubic root of 252404268 is about 631.9735441310.

The spelling of 252404268 in words is "two hundred fifty-two million, four hundred four thousand, two hundred sixty-eight".