63649034 has 4 divisors (see below), whose sum is σ = 95473554. Its totient is φ = 31824516.

The previous prime is 63649013. The next prime is 63649043. The reversal of 63649034 is 43094636.

It is a happy number.

63649034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 58140625 + 5508409 = 7625^2 + 2347^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63648985 and 63649003.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 15912257 + ... + 15912260.

Almost surely, 2^63649034 is an apocalyptic number.

63649034 is a deficient number, since it is larger than the sum of its proper divisors (31824520).

63649034 is a wasteful number, since it uses less digits than its factorization.

63649034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31824519.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 63649034 is about 7978.0344697175. The cubic root of 63649034 is about 399.2674801890.

The spelling of 63649034 in words is "sixty-three million, six hundred forty-nine thousand, thirty-four".