52222845 has 16 divisors (see below), whose sum is σ = 83736000. Its totient is φ = 27792384.

The previous prime is 52222801. The next prime is 52222867. The reversal of 52222845 is 54822225.

It is not a de Polignac number, because 52222845 - 2⁹ = 52222333 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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3997 + ... + 10973.

It is an arithmetic number, because the mean of its divisors is an integer number (5233500).

Almost surely, 2^52222845 is an apocalyptic number.

It is an amenable number.

52222845 is a deficient number, since it is larger than the sum of its proper divisors (31513155).

52222845 is a wasteful number, since it uses less digits than its factorization.

52222845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7484.

The product of its digits is 12800, while the sum is 30.

The square root of 52222845 is about 7226.5375526596. The cubic root of 52222845 is about 373.7835426621.

The spelling of 52222845 in words is "fifty-two million, two hundred twenty-two thousand, eight hundred forty-five".