63222325 has 6 divisors (see below), whose sum is σ = 78395714. Its totient is φ = 50577840.

The previous prime is 63222319. The next prime is 63222347. The reversal of 63222325 is 52322236.

63222325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 15570916 + 47651409 = 3946^2 + 6903^2 .

It is not a de Polignac number, because 63222325 - 2³ = 63222317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 2528893 = 63222325 / (6 + 3 + 2 + 2 + 2 + 3 + 2 + 5).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63222325.

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 5 ways as a sum of consecutive naturals, for example, 1264422 + ... + 1264471.

Almost surely, 2^63222325 is an apocalyptic number.

It is an amenable number.

63222325 is a deficient number, since it is larger than the sum of its proper divisors (15173389).

63222325 is a wasteful number, since it uses less digits than its factorization.

63222325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528903 (or 2528898 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 63222325 is about 7951.2467575846. The cubic root of 63222325 is about 398.3732368227.

The spelling of 63222325 in words is "sixty-three million, two hundred twenty-two thousand, three hundred twenty-five".