52646868 has 24 divisors (see below), whose sum is σ = 136492160. Its totient is φ = 17548920.

The previous prime is 52646863. The next prime is 52646873. The reversal of 52646868 is 86864625.

52646868 is a `hidden beast` number, since 526 + 4 + 68 + 68 = 666.

52646868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52646863) and next prime (52646873).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52646863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243628 + ... + 243843.

Almost surely, 2^52646868 is an apocalyptic number.

It is an amenable number.

52646868 is an abundant number, since it is smaller than the sum of its proper divisors (83845292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52646868 is a wasteful number, since it uses less digits than its factorization.

52646868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487484 (or 487476 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 52646868 is about 7255.8161498208. The cubic root of 52646868 is about 374.7924611615.

The spelling of 52646868 in words is "fifty-two million, six hundred forty-six thousand, eight hundred sixty-eight".