52332247 has 24 divisors (see below), whose sum is σ = 61060608. Its totient is φ = 44427600.

The previous prime is 52332223. The next prime is 52332257. The reversal of 52332247 is 74223325.

It is a de Polignac number, because none of the positive numbers 2^k-52332247 is a prime.

It is a Duffinian number.

Its product of digits (10080) is a multiple of the sum of its prime divisors (168).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52332257) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 630468 + ... + 630550.

It is an arithmetic number, because the mean of its divisors is an integer number (2544192).

Almost surely, 2^52332247 is an apocalyptic number.

52332247 is a deficient number, since it is larger than the sum of its proper divisors (8728361).

52332247 is a wasteful number, since it uses less digits than its factorization.

52332247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 168 counting only the distinct ones).

The product of its digits is 10080, while the sum is 28.

The square root of 52332247 is about 7234.1030542839. The cubic root of 52332247 is about 374.0443745188.

The spelling of 52332247 in words is "fifty-two million, three hundred thirty-two thousand, two hundred forty-seven".