63420201 has 12 divisors (see below), whose sum is σ = 98653828. Its totient is φ = 39027744.

The previous prime is 63420197. The next prime is 63420209. The reversal of 63420201 is 10202436.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19184400 + 44235801 = 4380^2 + 6651^2 .

It is not a de Polignac number, because 63420201 - 2² = 63420197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63420209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270910 + ... + 271143.

Almost surely, 2^63420201 is an apocalyptic number.

It is an amenable number.

63420201 is a deficient number, since it is larger than the sum of its proper divisors (35233627).

63420201 is a wasteful number, since it uses less digits than its factorization.

63420201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542072 (or 542069 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 63420201 is about 7963.6801166295. The cubic root of 63420201 is about 398.7884193024.

Adding to 63420201 its reverse (10202436), we get a palindrome (73622637).

The spelling of 63420201 in words is "sixty-three million, four hundred twenty thousand, two hundred one".