63342634 has 4 divisors (see below), whose sum is σ = 95013954. Its totient is φ = 31671316.

The previous prime is 63342619. The next prime is 63342661. The reversal of 63342634 is 43624336.

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., 58568409 + 4774225 = 7653^2 + 2185^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 63342596 and 63342605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15835657 + ... + 15835660.

Almost surely, 2^63342634 is an apocalyptic number.

63342634 is a deficient number, since it is larger than the sum of its proper divisors (31671320).

63342634 is a wasteful number, since it uses less digits than its factorization.

63342634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31671319.

The product of its digits is 31104, while the sum is 31.

The square root of 63342634 is about 7958.8085791782. The cubic root of 63342634 is about 398.6257716478.

The spelling of 63342634 in words is "sixty-three million, three hundred forty-two thousand, six hundred thirty-four".