252525533 has 16 divisors (see below), whose sum is σ = 293569920. Its totient is φ = 215269824.

The previous prime is 252525521. The next prime is 252525547. The reversal of 252525533 is 335525252.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 252525533 - 2¹⁴ = 252509149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252525533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252525563) 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, 5891 + ... + 23232.

It is an arithmetic number, because the mean of its divisors is an integer number (18348120).

Almost surely, 2^252525533 is an apocalyptic number.

252525533 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

252525533 is a deficient number, since it is larger than the sum of its proper divisors (41044387).

252525533 is a wasteful number, since it uses less digits than its factorization.

252525533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29188.

The product of its digits is 45000, while the sum is 32.

The square root of 252525533 is about 15891.0519790227. The cubic root of 252525533 is about 632.0747362948.

The spelling of 252525533 in words is "two hundred fifty-two million, five hundred twenty-five thousand, five hundred thirty-three".