63340856 has 8 divisors (see below), whose sum is σ = 118764120. Its totient is φ = 31670424.

The previous prime is 63340853. The next prime is 63340867. The reversal of 63340856 is 65804336.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63340853) by changing a digit.

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, 3958796 + ... + 3958811.

It is an arithmetic number, because the mean of its divisors is an integer number (14845515).

Almost surely, 2^63340856 is an apocalyptic number.

It is an amenable number.

63340856 is a deficient number, since it is larger than the sum of its proper divisors (55423264).

63340856 is a wasteful number, since it uses less digits than its factorization.

63340856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7917613 (or 7917609 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 63340856 is about 7958.6968782584. The cubic root of 63340856 is about 398.6220418626.

The spelling of 63340856 in words is "sixty-three million, three hundred forty thousand, eight hundred fifty-six".