52066015 has 4 divisors (see below), whose sum is σ = 62479224. Its totient is φ = 41652808.

The previous prime is 52065971. The next prime is 52066037. The reversal of 52066015 is 51066025.

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-52066015 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5206597 + ... + 5206606.

It is an arithmetic number, because the mean of its divisors is an integer number (15619806).

Almost surely, 2^52066015 is an apocalyptic number.

52066015 is a deficient number, since it is larger than the sum of its proper divisors (10413209).

52066015 is a wasteful number, since it uses less digits than its factorization.

52066015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10413208.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 52066015 is about 7215.6784157832. The cubic root of 52066015 is about 373.4089987118.

The spelling of 52066015 in words is "fifty-two million, sixty-six thousand, fifteen".