252044836 has 6 divisors (see below), whose sum is σ = 441078470. Its totient is φ = 126022416.

The previous prime is 252044827. The next prime is 252044857. The reversal of 252044836 is 638440252.

It can be written as a sum of positive squares in only one way, i.e., 159769600 + 92275236 = 12640^2 + 9606^2 .

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 as a sum of consecutive naturals, namely, 31505601 + ... + 31505608.

Almost surely, 2^252044836 is an apocalyptic number.

It is an amenable number.

252044836 is a deficient number, since it is larger than the sum of its proper divisors (189033634).

252044836 is a wasteful number, since it uses less digits than its factorization.

252044836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63011213 (or 63011211 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 252044836 is about 15875.9200048375. The cubic root of 252044836 is about 631.6734179012.

The spelling of 252044836 in words is "two hundred fifty-two million, forty-four thousand, eight hundred thirty-six".