52647199 has 4 divisors (see below), whose sum is σ = 57433320. Its totient is φ = 47861080.

The previous prime is 52647167. The next prime is 52647227. The reversal of 52647199 is 99174625.

It is a happy number.

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 52647199 - 2⁵ = 52647167 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 (52647899) 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, 2393044 + ... + 2393065.

It is an arithmetic number, because the mean of its divisors is an integer number (14358330).

Almost surely, 2^52647199 is an apocalyptic number.

52647199 is a deficient number, since it is larger than the sum of its proper divisors (4786121).

52647199 is a wasteful number, since it uses less digits than its factorization.

52647199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4786120.

The product of its digits is 136080, while the sum is 43.

The square root of 52647199 is about 7255.8389590729. The cubic root of 52647199 is about 374.7932466217.

It can be divided in two parts, 52647 and 199, that multiplied together give a triangular number (10476753 = T₄₅₇₇).

The spelling of 52647199 in words is "fifty-two million, six hundred forty-seven thousand, one hundred ninety-nine".