52262569 has 4 divisors (see below), whose sum is σ = 52314196. Its totient is φ = 52210944.

The previous prime is 52262563. The next prime is 52262579. The reversal of 52262569 is 96526225.

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 40449600 + 11812969 = 6360^2 + 3437^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52262569 is a prime.

It is a super-2 number, since 2×52262569² = 5462752236959522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52262563) 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, 24264 + ... + 26329.

It is an arithmetic number, because the mean of its divisors is an integer number (13078549).

Almost surely, 2^52262569 is an apocalyptic number.

It is an amenable number.

52262569 is a deficient number, since it is larger than the sum of its proper divisors (51627).

52262569 is a wasteful number, since it uses less digits than its factorization.

52262569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51626.

The product of its digits is 64800, while the sum is 37.

The square root of 52262569 is about 7229.2855110308. The cubic root of 52262569 is about 373.8782931122.

The spelling of 52262569 in words is "fifty-two million, two hundred sixty-two thousand, five hundred sixty-nine".