63478136 has 16 divisors (see below), whose sum is σ = 126023040. Its totient is φ = 29872000.

The previous prime is 63478133. The next prime is 63478139. The reversal of 63478136 is 63187436.

63478136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (63478133) and next prime (63478139).

It is a self number, because there is not a number n which added to its sum of digits gives 63478136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63478133) 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, 233240 + ... + 233511.

It is an arithmetic number, because the mean of its divisors is an integer number (7876440).

Almost surely, 2^63478136 is an apocalyptic number.

It is an amenable number.

63478136 is a deficient number, since it is larger than the sum of its proper divisors (62544904).

63478136 is a wasteful number, since it uses less digits than its factorization.

63478136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466774 (or 466770 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 63478136 is about 7967.3167377731. The cubic root of 63478136 is about 398.9098147731.

The spelling of 63478136 in words is "sixty-three million, four hundred seventy-eight thousand, one hundred thirty-six".