52266121 has 4 divisors (see below), whose sum is σ = 52284112. Its totient is φ = 52248132.

The previous prime is 52266119. The next prime is 52266127. The reversal of 52266121 is 12166225.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52266121 - 2¹ = 52266119 is a prime.

It is a super-3 number, since 3×52266121³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52266127) 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, 3531 + ... + 10816.

It is an arithmetic number, because the mean of its divisors is an integer number (13071028).

Almost surely, 2^52266121 is an apocalyptic number.

It is an amenable number.

52266121 is a deficient number, since it is larger than the sum of its proper divisors (17991).

52266121 is a wasteful number, since it uses less digits than its factorization.

52266121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17990.

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

The square root of 52266121 is about 7229.5311742879. The cubic root of 52266121 is about 373.8867630723.

The spelling of 52266121 in words is "fifty-two million, two hundred sixty-six thousand, one hundred twenty-one".