52729166 has 16 divisors (see below), whose sum is σ = 90725856. Its totient is φ = 22514976.

The previous prime is 52729147. The next prime is 52729169. The reversal of 52729166 is 66192725.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52729169) 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, 2921 + ... + 10676.

It is an arithmetic number, because the mean of its divisors is an integer number (5670366).

Almost surely, 2^52729166 is an apocalyptic number.

52729166 is a deficient number, since it is larger than the sum of its proper divisors (37996690).

52729166 is a wasteful number, since it uses less digits than its factorization.

52729166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13883.

The product of its digits is 45360, while the sum is 38.

The square root of 52729166 is about 7261.4851098105. The cubic root of 52729166 is about 374.9876523342.

The spelling of 52729166 in words is "fifty-two million, seven hundred twenty-nine thousand, one hundred sixty-six".