63225601 has 4 divisors (see below), whose sum is σ = 66944772. Its totient is φ = 59506432.

The previous prime is 63225599. The next prime is 63225607. The reversal of 63225601 is 10652236.

63225601 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 2 ways, for example, as 22278400 + 40947201 = 4720^2 + 6399^2 .

It is a cyclic number.

It is not a de Polignac number, because 63225601 - 2¹ = 63225599 is a prime.

It is a super-2 number, since 2×63225601² = 7994953243622402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63225607) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1859560 + ... + 1859593.

It is an arithmetic number, because the mean of its divisors is an integer number (16736193).

Almost surely, 2^63225601 is an apocalyptic number.

It is an amenable number.

63225601 is a deficient number, since it is larger than the sum of its proper divisors (3719171).

63225601 is a wasteful number, since it uses less digits than its factorization.

63225601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719170.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 63225601 is about 7951.4527603451. The cubic root of 63225601 is about 398.3801175576.

Adding to 63225601 its reverse (10652236), we get a palindrome (73877837).

The spelling of 63225601 in words is "sixty-three million, two hundred twenty-five thousand, six hundred one".