63629385 has 64 divisors (see below), whose sum is σ = 118609920. Its totient is φ = 28892160.

The previous prime is 63629333. The next prime is 63629387. The reversal of 63629385 is 58392636.

63629385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63629385 - 2⁷ = 63629257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63629387) 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 63 ways as a sum of consecutive naturals, for example, 111150 + ... + 111720.

It is an arithmetic number, because the mean of its divisors is an integer number (1853280).

Almost surely, 2^63629385 is an apocalyptic number.

It is an amenable number.

63629385 is a deficient number, since it is larger than the sum of its proper divisors (54980535).

63629385 is a wasteful number, since it uses less digits than its factorization.

63629385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638.

The product of its digits is 233280, while the sum is 42.

The square root of 63629385 is about 7976.8029309994. The cubic root of 63629385 is about 399.2263902009.

The spelling of 63629385 in words is "sixty-three million, six hundred twenty-nine thousand, three hundred eighty-five".