252556534 has 8 divisors (see below), whose sum is σ = 391898160. Its totient is φ = 121923816.

The previous prime is 252556529. The next prime is 252556547. The reversal of 252556534 is 435655252.

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

It is a junction number, because it is equal to n+sod(n) for n = 252556493 and 252556502.

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, 2177154 + ... + 2177269.

It is an arithmetic number, because the mean of its divisors is an integer number (48987270).

Almost surely, 2^252556534 is an apocalyptic number.

252556534 is a deficient number, since it is larger than the sum of its proper divisors (139341626).

252556534 is a wasteful number, since it uses less digits than its factorization.

252556534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354454.

The product of its digits is 180000, while the sum is 37.

The square root of 252556534 is about 15892.0273722392. The cubic root of 252556534 is about 632.1006005403.

The spelling of 252556534 in words is "two hundred fifty-two million, five hundred fifty-six thousand, five hundred thirty-four".