63940750 has 16 divisors (see below), whose sum is σ = 119697552. Its totient is φ = 25576200.

The previous prime is 63940733. The next prime is 63940753. The reversal of 63940750 is 5704936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63940753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127632 + ... + 128131.

It is an arithmetic number, because the mean of its divisors is an integer number (7481097).

Almost surely, 2^63940750 is an apocalyptic number.

63940750 is a deficient number, since it is larger than the sum of its proper divisors (55756802).

63940750 is a wasteful number, since it uses less digits than its factorization.

63940750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255780 (or 255770 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 63940750 is about 7996.2960175321. The cubic root of 63940750 is about 399.8765243884.

The spelling of 63940750 in words is "sixty-three million, nine hundred forty thousand, seven hundred fifty".