252310155 has 8 divisors (see below), whose sum is σ = 403696272. Its totient is φ = 134565408.

The previous prime is 252310133. The next prime is 252310171. The reversal of 252310155 is 551013252.

It is a happy number.

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

It is not a de Polignac number, because 252310155 - 2¹⁰ = 252309131 is a prime.

It is a super-2 number, since 2×252310155² = 127320828632248050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8410324 + ... + 8410353.

It is an arithmetic number, because the mean of its divisors is an integer number (50462034).

Almost surely, 2^252310155 is an apocalyptic number.

252310155 is a deficient number, since it is larger than the sum of its proper divisors (151386117).

252310155 is a wasteful number, since it uses less digits than its factorization.

252310155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16820685.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 252310155 is about 15884.2738266501. The cubic root of 252310155 is about 631.8949871921.

The spelling of 252310155 in words is "two hundred fifty-two million, three hundred ten thousand, one hundred fifty-five".