252033111 has 24 divisors (see below), whose sum is σ = 397886736. Its totient is φ = 152461440.

The previous prime is 252033107. The next prime is 252033121. The reversal of 252033111 is 111330252.

252033111 is a `hidden beast` number, since 2 + 520 + 33 + 111 = 666.

It is not a de Polignac number, because 252033111 - 2² = 252033107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252033101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58611 + ... + 62763.

It is an arithmetic number, because the mean of its divisors is an integer number (16578614).

Almost surely, 2^252033111 is an apocalyptic number.

252033111 is a deficient number, since it is larger than the sum of its proper divisors (145853625).

252033111 is a wasteful number, since it uses less digits than its factorization.

252033111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4783 (or 4780 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 252033111 is about 15875.5507306046. The cubic root of 252033111 is about 631.6636227052.

Adding to 252033111 its reverse (111330252), we get a palindrome (363363363).

It can be divided in two parts, 25 and 2033111, that added together give a triangular number (2033136 = T₂₀₁₆).

The spelling of 252033111 in words is "two hundred fifty-two million, thirty-three thousand, one hundred eleven".