53630463 has 4 divisors (see below), whose sum is σ = 71507288. Its totient is φ = 35753640.

The previous prime is 53630443. The next prime is 53630491. The reversal of 53630463 is 36403635.

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

It is not a de Polignac number, because 53630463 - 2⁸ = 53630207 is a prime.

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 53630463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53630443) 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, 8938408 + ... + 8938413.

It is an arithmetic number, because the mean of its divisors is an integer number (17876822).

Almost surely, 2^53630463 is an apocalyptic number.

53630463 is a deficient number, since it is larger than the sum of its proper divisors (17876825).

53630463 is a wasteful number, since it uses less digits than its factorization.

53630463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17876824.

The product of its (nonzero) digits is 19440, while the sum is 30.

The square root of 53630463 is about 7323.2822559287. The cubic root of 53630463 is about 377.1121417290.

The spelling of 53630463 in words is "fifty-three million, six hundred thirty thousand, four hundred sixty-three".