52166122 has 4 divisors (see below), whose sum is σ = 78249186. Its totient is φ = 26083060.

The previous prime is 52166119. The next prime is 52166123. The reversal of 52166122 is 22166125.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50680161 + 1485961 = 7119^2 + 1219^2 .

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (52166123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13041529 + ... + 13041532.

Almost surely, 2^52166122 is an apocalyptic number.

52166122 is a deficient number, since it is larger than the sum of its proper divisors (26083064).

52166122 is a wasteful number, since it uses less digits than its factorization.

52166122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26083063.

The product of its digits is 1440, while the sum is 25.

The square root of 52166122 is about 7222.6118544471. The cubic root of 52166122 is about 373.6481625431.

The spelling of 52166122 in words is "fifty-two million, one hundred sixty-six thousand, one hundred twenty-two".