252250155 has 12 divisors (see below), whose sum is σ = 437233680. Its totient is φ = 134533392.

The previous prime is 252250139. The next prime is 252250157. The reversal of 252250155 is 551052252.

It is not a de Polignac number, because 252250155 - 2⁴ = 252250139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252250157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2802735 + ... + 2802824.

It is an arithmetic number, because the mean of its divisors is an integer number (36436140).

Almost surely, 2^252250155 is an apocalyptic number.

252250155 is a deficient number, since it is larger than the sum of its proper divisors (184983525).

252250155 is a wasteful number, since it uses less digits than its factorization.

252250155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605570 (or 5605567 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 252250155 is about 15882.3850538891. The cubic root of 252250155 is about 631.8448944733.

It can be divided in two parts, 252250 and 155, that added together give a triangular number (252405 = T₇₁₀).

The spelling of 252250155 in words is "two hundred fifty-two million, two hundred fifty thousand, one hundred fifty-five".