252865533 has 8 divisors (see below), whose sum is σ = 337232896. Its totient is φ = 168537600.

The previous prime is 252865523. The next prime is 252865541. The reversal of 252865533 is 335568252.

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

It is not a de Polignac number, because 252865533 - 2⁶ = 252865469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 252865491 and 252865500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252865513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12093 + ... + 25533.

It is an arithmetic number, because the mean of its divisors is an integer number (42154112).

Almost surely, 2^252865533 is an apocalyptic number.

It is an amenable number.

252865533 is a deficient number, since it is larger than the sum of its proper divisors (84367363).

252865533 is a wasteful number, since it uses less digits than its factorization.

252865533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19715.

The product of its digits is 216000, while the sum is 39.

The square root of 252865533 is about 15901.7462248647. The cubic root of 252865533 is about 632.3582839034.

The spelling of 252865533 in words is "two hundred fifty-two million, eight hundred sixty-five thousand, five hundred thirty-three".