252414065 has 4 divisors (see below), whose sum is σ = 302896884. Its totient is φ = 201931248.

The previous prime is 252414047. The next prime is 252414067. The reversal of 252414065 is 560414252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 159946609 + 92467456 = 12647^2 + 9616^2 .

It is a cyclic number.

It is not a de Polignac number, because 252414065 - 2⁸ = 252413809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252414067) by changing a digit.

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, 25241402 + ... + 25241411.

It is an arithmetic number, because the mean of its divisors is an integer number (75724221).

Almost surely, 2^252414065 is an apocalyptic number.

It is an amenable number.

252414065 is a deficient number, since it is larger than the sum of its proper divisors (50482819).

252414065 is an equidigital number, since it uses as much as digits as its factorization.

252414065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50482818.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 252414065 is about 15887.5443351073. The cubic root of 252414065 is about 631.9817206498.

The spelling of 252414065 in words is "two hundred fifty-two million, four hundred fourteen thousand, sixty-five".