52647249 has 8 divisors (see below), whose sum is σ = 74325600. Its totient is φ = 33033536.

The previous prime is 52647247. The next prime is 52647277. The reversal of 52647249 is 94274625.

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 52647249 - 2¹ = 52647247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52647247) 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, 516099 + ... + 516200.

It is an arithmetic number, because the mean of its divisors is an integer number (9290700).

Almost surely, 2^52647249 is an apocalyptic number.

It is an amenable number.

52647249 is a deficient number, since it is larger than the sum of its proper divisors (21678351).

52647249 is a wasteful number, since it uses less digits than its factorization.

52647249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032319.

The product of its digits is 120960, while the sum is 39.

The square root of 52647249 is about 7255.8424045730. The cubic root of 52647249 is about 374.7933652709.

The spelling of 52647249 in words is "fifty-two million, six hundred forty-seven thousand, two hundred forty-nine".