52245233 has 4 divisors (see below), whose sum is σ = 55318500. Its totient is φ = 49171968.

The previous prime is 52245229. The next prime is 52245241. The reversal of 52245233 is 33254225.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 46403344 + 5841889 = 6812^2 + 2417^2 .

It is a cyclic number.

It is not a de Polignac number, because 52245233 - 2² = 52245229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52245203) 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, 1536608 + ... + 1536641.

It is an arithmetic number, because the mean of its divisors is an integer number (13829625).

Almost surely, 2^52245233 is an apocalyptic number.

It is an amenable number.

52245233 is a deficient number, since it is larger than the sum of its proper divisors (3073267).

52245233 is a wasteful number, since it uses less digits than its factorization.

52245233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3073266.

The product of its digits is 7200, while the sum is 26.

The square root of 52245233 is about 7228.0863995943. The cubic root of 52245233 is about 373.8369488576.

Adding to 52245233 its reverse (33254225), we get a palindrome (85499458).

The spelling of 52245233 in words is "fifty-two million, two hundred forty-five thousand, two hundred thirty-three".