52276769 has 4 divisors (see below), whose sum is σ = 54549696. Its totient is φ = 50003844.

The previous prime is 52276753. The next prime is 52276781. The reversal of 52276769 is 96767225.

52276769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52276769 - 2⁴ = 52276753 is a prime.

It is a super-2 number, since 2×52276769² = 5465721154158722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52276789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1136429 + ... + 1136474.

It is an arithmetic number, because the mean of its divisors is an integer number (13637424).

Almost surely, 2^52276769 is an apocalyptic number.

It is an amenable number.

52276769 is a deficient number, since it is larger than the sum of its proper divisors (2272927).

52276769 is a wasteful number, since it uses less digits than its factorization.

52276769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2272926.

The product of its digits is 317520, while the sum is 44.

The square root of 52276769 is about 7230.2675607477. The cubic root of 52276769 is about 373.9121515767.

The spelling of 52276769 in words is "fifty-two million, two hundred seventy-six thousand, seven hundred sixty-nine".