63425213 has 4 divisors (see below), whose sum is σ = 64018080. Its totient is φ = 62832348.

The previous prime is 63425209. The next prime is 63425221. The reversal of 63425213 is 31252436.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63425213 - 2² = 63425209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63425203) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 296273 + ... + 296486.

It is an arithmetic number, because the mean of its divisors is an integer number (16004520).

Almost surely, 2^63425213 is an apocalyptic number.

It is an amenable number.

63425213 is a deficient number, since it is larger than the sum of its proper divisors (592867).

63425213 is a wasteful number, since it uses less digits than its factorization.

63425213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592866.

The product of its digits is 4320, while the sum is 26.

The square root of 63425213 is about 7963.9947890490. The cubic root of 63425213 is about 398.7989242355.

Adding to 63425213 its reverse (31252436), we get a palindrome (94677649).

The spelling of 63425213 in words is "sixty-three million, four hundred twenty-five thousand, two hundred thirteen".