52636771 has 4 divisors (see below), whose sum is σ = 57421944. Its totient is φ = 47851600.

The previous prime is 52636751. The next prime is 52636781. The reversal of 52636771 is 17763625.

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

It is a cyclic number.

It is not a de Polignac number, because 52636771 - 2⁵ = 52636739 is a prime.

It is a super-2 number, since 2×52636771² = 5541259322612882, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52636771.

It is not an unprimeable number, because it can be changed into a prime (52636721) 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, 2392570 + ... + 2392591.

It is an arithmetic number, because the mean of its divisors is an integer number (14355486).

Almost surely, 2^52636771 is an apocalyptic number.

52636771 is a deficient number, since it is larger than the sum of its proper divisors (4785173).

52636771 is a wasteful number, since it uses less digits than its factorization.

52636771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4785172.

The product of its digits is 52920, while the sum is 37.

The square root of 52636771 is about 7255.1203298085. The cubic root of 52636771 is about 374.7684994865.

The spelling of 52636771 in words is "fifty-two million, six hundred thirty-six thousand, seven hundred seventy-one".