63222845 has 16 divisors (see below), whose sum is σ = 86849280. Its totient is φ = 43281024.

The previous prime is 63222839. The next prime is 63222851. The reversal of 63222845 is 54822236.

It is an interprime number because it is at equal distance from previous prime (63222839) and next prime (63222851).

It is a cyclic number.

It is not a de Polignac number, because 63222845 - 2¹⁸ = 62960701 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28289 + ... + 30441.

It is an arithmetic number, because the mean of its divisors is an integer number (5428080).

Almost surely, 2^63222845 is an apocalyptic number.

It is an amenable number.

63222845 is a deficient number, since it is larger than the sum of its proper divisors (23626435).

63222845 is a wasteful number, since it uses less digits than its factorization.

63222845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004.

The product of its digits is 23040, while the sum is 32.

The square root of 63222845 is about 7951.2794567918. The cubic root of 63222845 is about 398.3743290187.

The spelling of 63222845 in words is "sixty-three million, two hundred twenty-two thousand, eight hundred forty-five".