52068218 has 8 divisors (see below), whose sum is σ = 78176448. Its totient is φ = 26009404.

The previous prime is 52068217. The next prime is 52068223. The reversal of 52068218 is 81286025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×52068218² = 5422198651391048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52068217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9596 + ... + 14007.

It is an arithmetic number, because the mean of its divisors is an integer number (9772056).

Almost surely, 2^52068218 is an apocalyptic number.

52068218 is a deficient number, since it is larger than the sum of its proper divisors (26108230).

52068218 is a wasteful number, since it uses less digits than its factorization.

52068218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24708.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 52068218 is about 7215.8310678674. The cubic root of 52068218 is about 373.4142651569.

The spelling of 52068218 in words is "fifty-two million, sixty-eight thousand, two hundred eighteen".