52029647 has 4 divisors (see below), whose sum is σ = 52057320. Its totient is φ = 52001976.

The previous prime is 52029641. The next prime is 52029661. The reversal of 52029647 is 74692025.

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 52029647 - 2²⁴ = 35252431 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 (52029641) 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, 10793 + ... + 14850.

It is an arithmetic number, because the mean of its divisors is an integer number (13014330).

Almost surely, 2^52029647 is an apocalyptic number.

52029647 is a deficient number, since it is larger than the sum of its proper divisors (27673).

52029647 is a wasteful number, since it uses less digits than its factorization.

52029647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27672.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 52029647 is about 7213.1579076019. The cubic root of 52029647 is about 373.3220366657.

The spelling of 52029647 in words is "fifty-two million, twenty-nine thousand, six hundred forty-seven".