52812773 has 4 divisors (see below), whose sum is σ = 56875308. Its totient is φ = 48750240.

The previous prime is 52812769. The next prime is 52812779. The reversal of 52812773 is 37721825.

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 5230369 + 47582404 = 2287^2 + 6898^2 .

It is a cyclic number.

It is not a de Polignac number, because 52812773 - 2² = 52812769 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52812779) 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, 2031248 + ... + 2031273.

It is an arithmetic number, because the mean of its divisors is an integer number (14218827).

Almost surely, 2^52812773 is an apocalyptic number.

It is an amenable number.

52812773 is a deficient number, since it is larger than the sum of its proper divisors (4062535).

52812773 is a wasteful number, since it uses less digits than its factorization.

52812773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062534.

The product of its digits is 23520, while the sum is 35.

The square root of 52812773 is about 7267.2397098211. The cubic root of 52812773 is about 375.1857402826.

The spelling of 52812773 in words is "fifty-two million, eight hundred twelve thousand, seven hundred seventy-three".