252142846 has 8 divisors (see below), whose sum is σ = 379621080. Its totient is φ = 125602488.

The previous prime is 252142831. The next prime is 252142853. The reversal of 252142846 is 648241252.

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

It is a congruent number.

It is an unprimeable number.

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, 233796 + ... + 234871.

It is an arithmetic number, because the mean of its divisors is an integer number (47452635).

Almost surely, 2^252142846 is an apocalyptic number.

252142846 is a deficient number, since it is larger than the sum of its proper divisors (127478234).

252142846 is a wasteful number, since it uses less digits than its factorization.

252142846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468938.

The product of its digits is 30720, while the sum is 34.

The square root of 252142846 is about 15879.0064550651. The cubic root of 252142846 is about 631.7552846696.

The spelling of 252142846 in words is "two hundred fifty-two million, one hundred forty-two thousand, eight hundred forty-six".