252206365 has 8 divisors (see below), whose sum is σ = 303369048. Its totient is φ = 201284160.

The previous prime is 252206351. The next prime is 252206377. The reversal of 252206365 is 563602252.

252206365 is digitally balanced in base 2, 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 4 ways, for example, as 95481 + 252110884 = 309^2 + 15878^2 .

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

It is not a de Polignac number, because 252206365 - 2²¹ = 250109213 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 57802 + ... + 62011.

It is an arithmetic number, because the mean of its divisors is an integer number (37921131).

Almost surely, 2^252206365 is an apocalyptic number.

It is an amenable number.

252206365 is a deficient number, since it is larger than the sum of its proper divisors (51162683).

252206365 is a wasteful number, since it uses less digits than its factorization.

252206365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120239.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 252206365 is about 15881.0064227680. The cubic root of 252206365 is about 631.8083301229.

The spelling of 252206365 in words is "two hundred fifty-two million, two hundred six thousand, three hundred sixty-five".