63456974 has 12 divisors (see below), whose sum is σ = 108834504. Its totient is φ = 27183072.

The previous prime is 63456917. The next prime is 63456989. The reversal of 63456974 is 47965436.

63456974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 28742 + ... + 30870.

It is an arithmetic number, because the mean of its divisors is an integer number (9069542).

Almost surely, 2^63456974 is an apocalyptic number.

63456974 is a deficient number, since it is larger than the sum of its proper divisors (45377530).

63456974 is an frugal number, since it uses more digits than its factorization.

63456974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4267 (or 2138 counting only the distinct ones).

The product of its digits is 544320, while the sum is 44.

The square root of 63456974 is about 7965.9885764417. The cubic root of 63456974 is about 398.8654810424.

The spelling of 63456974 in words is "sixty-three million, four hundred fifty-six thousand, nine hundred seventy-four".