63721046 has 16 divisors (see below), whose sum is σ = 96907104. Its totient is φ = 31421184.

The previous prime is 63721037. The next prime is 63721111. The reversal of 63721046 is 64012736.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97256 + ... + 97908.

It is an arithmetic number, because the mean of its divisors is an integer number (6056694).

Almost surely, 2^63721046 is an apocalyptic number.

63721046 is a deficient number, since it is larger than the sum of its proper divisors (33186058).

63721046 is a wasteful number, since it uses less digits than its factorization.

63721046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 63721046 is about 7982.5463355999. The cubic root of 63721046 is about 399.4179994324.

The spelling of 63721046 in words is "sixty-three million, seven hundred twenty-one thousand, forty-six".