52747807 has 4 divisors (see below), whose sum is σ = 60283216. Its totient is φ = 45212400.

The previous prime is 52747801. The next prime is 52747813. The reversal of 52747807 is 70874725.

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

It is an interprime number because it is at equal distance from previous prime (52747801) and next prime (52747813).

It is a cyclic number.

It is not a de Polignac number, because 52747807 - 2²³ = 44359199 is a prime.

It is a super-2 number, since 2×52747807² = 5564662286618498, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52747807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52747801) 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, 3767694 + ... + 3767707.

It is an arithmetic number, because the mean of its divisors is an integer number (15070804).

Almost surely, 2^52747807 is an apocalyptic number.

52747807 is a deficient number, since it is larger than the sum of its proper divisors (7535409).

52747807 is an equidigital number, since it uses as much as digits as its factorization.

52747807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7535408.

The product of its (nonzero) digits is 109760, while the sum is 40.

The square root of 52747807 is about 7262.7685492517. The cubic root of 52747807 is about 375.0318361120.

The spelling of 52747807 in words is "fifty-two million, seven hundred forty-seven thousand, eight hundred seven".