63530363 has 4 divisors (see below), whose sum is σ = 68417328. Its totient is φ = 58643400.

The previous prime is 63530339. The next prime is 63530429. The reversal of 63530363 is 36303536.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63530363 - 2⁸ = 63530107 is a prime.

It is a super-2 number, since 2×63530363² = 8072214045823538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63530063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2443463 + ... + 2443488.

It is an arithmetic number, because the mean of its divisors is an integer number (17104332).

Almost surely, 2^63530363 is an apocalyptic number.

63530363 is a deficient number, since it is larger than the sum of its proper divisors (4886965).

63530363 is a wasteful number, since it uses less digits than its factorization.

63530363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4886964.

The product of its (nonzero) digits is 14580, while the sum is 29.

The square root of 63530363 is about 7970.5936416305. The cubic root of 63530363 is about 399.0191865615.

Adding to 63530363 its reverse (36303536), we get a palindrome (99833899).

The spelling of 63530363 in words is "sixty-three million, five hundred thirty thousand, three hundred sixty-three".