252472424 has 16 divisors (see below), whose sum is σ = 484932420. Its totient is φ = 123157120.

The previous prime is 252472343. The next prime is 252472433. The reversal of 252472424 is 424274252.

It can be written as a sum of positive squares in 2 ways, for example, as 251222500 + 1249924 = 15850^2 + 1118^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 384539 + ... + 385194.

Almost surely, 2^252472424 is an apocalyptic number.

It is an amenable number.

252472424 is a deficient number, since it is larger than the sum of its proper divisors (232459996).

252472424 is a wasteful number, since it uses less digits than its factorization.

252472424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769780 (or 769776 counting only the distinct ones).

The product of its digits is 35840, while the sum is 32.

The square root of 252472424 is about 15889.3808564085. The cubic root of 252472424 is about 632.0304223458.

The spelling of 252472424 in words is "two hundred fifty-two million, four hundred seventy-two thousand, four hundred twenty-four".