52747087 has 4 divisors (see below), whose sum is σ = 52796440. Its totient is φ = 52697736.

The previous prime is 52747069. The next prime is 52747129. The reversal of 52747087 is 78074725.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52747087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52747067) 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, 23037 + ... + 25222.

It is an arithmetic number, because the mean of its divisors is an integer number (13199110).

Almost surely, 2^52747087 is an apocalyptic number.

52747087 is a deficient number, since it is larger than the sum of its proper divisors (49353).

52747087 is a wasteful number, since it uses less digits than its factorization.

52747087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49352.

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

The square root of 52747087 is about 7262.7189812081. The cubic root of 52747087 is about 375.0301297273.

The spelling of 52747087 in words is "fifty-two million, seven hundred forty-seven thousand, eighty-seven".