252340533 has 6 divisors (see below), whose sum is σ = 364491894. Its totient is φ = 168227016.

The previous prime is 252340531. The next prime is 252340549. The reversal of 252340533 is 335043252.

252340533 is a `hidden beast` number, since 252 + 3 + 405 + 3 + 3 = 666.

252340533 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 only one way, i.e., 172738449 + 79602084 = 13143^2 + 8922^2 .

It is not a de Polignac number, because 252340533 - 2¹ = 252340531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252340497 and 252340506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252340531) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14018910 + ... + 14018927.

It is an arithmetic number, because the mean of its divisors is an integer number (60748649).

Almost surely, 2^252340533 is an apocalyptic number.

It is an amenable number.

252340533 is a deficient number, since it is larger than the sum of its proper divisors (112151361).

252340533 is a wasteful number, since it uses less digits than its factorization.

252340533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28037843 (or 28037840 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 252340533 is about 15885.2300266631. The cubic root of 252340533 is about 631.9203461075.

Adding to 252340533 its reverse (335043252), we get a palindrome (587383785).

The spelling of 252340533 in words is "two hundred fifty-two million, three hundred forty thousand, five hundred thirty-three".