52750687 has 8 divisors (see below), whose sum is σ = 57987072. Its totient is φ = 47587800.

The previous prime is 52750667. The next prime is 52750703. The reversal of 52750687 is 78605725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52750687 - 2¹⁵ = 52717919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52750627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16863 + ... + 19744.

It is an arithmetic number, because the mean of its divisors is an integer number (7248384).

Almost surely, 2^52750687 is an apocalyptic number.

52750687 is a deficient number, since it is larger than the sum of its proper divisors (5236385).

52750687 is a wasteful number, since it uses less digits than its factorization.

52750687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36749.

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 52750687 is about 7262.9668180434. The cubic root of 52750687 is about 375.0386614954.

The spelling of 52750687 in words is "fifty-two million, seven hundred fifty thousand, six hundred eighty-seven".