252567017 has 4 divisors (see below), whose sum is σ = 252599376. Its totient is φ = 252534660.

The previous prime is 252566971. The next prime is 252567037. The reversal of 252567017 is 710765252.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 252567017 - 2⁶ = 252566953 is a prime.

It is a super-3 number, since 3×252567017³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252567037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3542 + ... + 22752.

It is an arithmetic number, because the mean of its divisors is an integer number (63149844).

Almost surely, 2^252567017 is an apocalyptic number.

It is an amenable number.

252567017 is a deficient number, since it is larger than the sum of its proper divisors (32359).

252567017 is a wasteful number, since it uses less digits than its factorization.

252567017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32358.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 252567017 is about 15892.3571882839. The cubic root of 252567017 is about 632.1093460659.

The spelling of 252567017 in words is "two hundred fifty-two million, five hundred sixty-seven thousand, seventeen".