252566316 has 48 divisors (see below), whose sum is σ = 689270400. Its totient is φ = 79757136.

The previous prime is 252566311. The next prime is 252566317. The reversal of 252566316 is 613665252.

It is a happy number.

It is a super-3 number, since 3×252566316³ (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (252566311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59490 + ... + 63593.

It is an arithmetic number, because the mean of its divisors is an integer number (14359800).

Almost surely, 2^252566316 is an apocalyptic number.

It is an amenable number.

252566316 is an abundant number, since it is smaller than the sum of its proper divisors (436704084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252566316 is a wasteful number, since it uses less digits than its factorization.

252566316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123115 (or 123107 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 252566316 is about 15892.3351336423. The cubic root of 252566316 is about 632.1087612586.

The spelling of 252566316 in words is "two hundred fifty-two million, five hundred sixty-six thousand, three hundred sixteen".