63649382 has 4 divisors (see below), whose sum is σ = 95474076. Its totient is φ = 31824690.

The previous prime is 63649319. The next prime is 63649393. The reversal of 63649382 is 28394636.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15912344 + ... + 15912347.

It is an arithmetic number, because the mean of its divisors is an integer number (23868519).

Almost surely, 2^63649382 is an apocalyptic number.

63649382 is a deficient number, since it is larger than the sum of its proper divisors (31824694).

63649382 is a wasteful number, since it uses less digits than its factorization.

63649382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31824693.

The product of its digits is 186624, while the sum is 41.

The square root of 63649382 is about 7978.0562795709. The cubic root of 63649382 is about 399.2682078504.

The spelling of 63649382 in words is "sixty-three million, six hundred forty-nine thousand, three hundred eighty-two".