52022018 has 8 divisors (see below), whose sum is σ = 78075900. Its totient is φ = 25996720.

The previous prime is 52022017. The next prime is 52022029. The reversal of 52022018 is 81022025.

It can be written as a sum of positive squares in 2 ways, for example, as 34774609 + 17247409 = 5897^2 + 4153^2 .

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

It is not an unprimeable number, because it can be changed into a prime (52022017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1793 + ... + 10356.

Almost surely, 2^52022018 is an apocalyptic number.

52022018 is a deficient number, since it is larger than the sum of its proper divisors (26053882).

52022018 is a wasteful number, since it uses less digits than its factorization.

52022018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14292.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 52022018 is about 7212.6290629700. The cubic root of 52022018 is about 373.3037892933.

The spelling of 52022018 in words is "fifty-two million, twenty-two thousand, eighteen".