252135370 has 8 divisors (see below), whose sum is σ = 453843684. Its totient is φ = 100854144.

The previous prime is 252135349. The next prime is 252135371. The reversal of 252135370 is 73531252.

252135370 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 250810569 + 1324801 = 15837^2 + 1151^2 .

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

It is not an unprimeable number, because it can be changed into a prime (252135371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12606759 + ... + 12606778.

Almost surely, 2^252135370 is an apocalyptic number.

252135370 is a deficient number, since it is larger than the sum of its proper divisors (201708314).

252135370 is a wasteful number, since it uses less digits than its factorization.

252135370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25213544.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 252135370 is about 15878.7710481636. The cubic root of 252135370 is about 631.7490407893.

The spelling of 252135370 in words is "two hundred fifty-two million, one hundred thirty-five thousand, three hundred seventy".