52222245 has 8 divisors (see below), whose sum is σ = 83555616. Its totient is φ = 27851856.

The previous prime is 52222237. The next prime is 52222271. The reversal of 52222245 is 54222225.

It is a happy number.

52222245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 52222245 - 2³ = 52222237 is a prime.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 1740727 + ... + 1740756.

It is an arithmetic number, because the mean of its divisors is an integer number (10444452).

Almost surely, 2^52222245 is an apocalyptic number.

It is an amenable number.

52222245 is a deficient number, since it is larger than the sum of its proper divisors (31333371).

52222245 is a wasteful number, since it uses less digits than its factorization.

52222245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3481491.

The product of its digits is 3200, while the sum is 24.

The square root of 52222245 is about 7226.4960388836. The cubic root of 52222245 is about 373.7821111622.

The spelling of 52222245 in words is "fifty-two million, two hundred twenty-two thousand, two hundred forty-five".