52221514 has 4 divisors (see below), whose sum is σ = 78332274. Its totient is φ = 26110756.

The previous prime is 52221509. The next prime is 52221527. The reversal of 52221514 is 41512225.

52221514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 51365889 + 855625 = 7167^2 + 925^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13055377 + ... + 13055380.

Almost surely, 2^52221514 is an apocalyptic number.

52221514 is a deficient number, since it is larger than the sum of its proper divisors (26110760).

52221514 is a wasteful number, since it uses less digits than its factorization.

52221514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26110759.

The product of its digits is 800, while the sum is 22.

The square root of 52221514 is about 7226.4454609441. The cubic root of 52221514 is about 373.7803671034.

Adding to 52221514 its reverse (41512225), we get a palindrome (93733739).

The spelling of 52221514 in words is "fifty-two million, two hundred twenty-one thousand, five hundred fourteen".