252236122 has 8 divisors (see below), whose sum is σ = 386404416. Its totient is φ = 123434652.

The previous prime is 252236111. The next prime is 252236161. The reversal of 252236122 is 221632252.

It is a happy number.

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

It is a super-2 number, since 2×252236122² = 127246122483197768, which contains 22 as substring.

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, 1341588 + ... + 1341775.

It is an arithmetic number, because the mean of its divisors is an integer number (48300552).

Almost surely, 2^252236122 is an apocalyptic number.

252236122 is a deficient number, since it is larger than the sum of its proper divisors (134168294).

252236122 is a wasteful number, since it uses less digits than its factorization.

252236122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683412.

The product of its digits is 2880, while the sum is 25.

The square root of 252236122 is about 15881.9432690084. The cubic root of 252236122 is about 631.8331774751.

Adding to 252236122 its reverse (221632252), we get a palindrome (473868374).

The spelling of 252236122 in words is "two hundred fifty-two million, two hundred thirty-six thousand, one hundred twenty-two".