63955794 has 32 divisors (see below), whose sum is σ = 146572416. Its totient is φ = 18224640.

The previous prime is 63955783. The next prime is 63955799. The reversal of 63955794 is 49755936.

Its product of digits (1020600) is a multiple of the sum of its prime divisors (4050).

It is not an unprimeable number, because it can be changed into a prime (63955799) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15874 + ... + 19490.

It is an arithmetic number, because the mean of its divisors is an integer number (4580388).

Almost surely, 2^63955794 is an apocalyptic number.

63955794 is an abundant number, since it is smaller than the sum of its proper divisors (82616622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63955794 is a wasteful number, since it uses less digits than its factorization.

63955794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4050.

The product of its digits is 1020600, while the sum is 48.

The square root of 63955794 is about 7997.2366477428. The cubic root of 63955794 is about 399.9078829544.

The spelling of 63955794 in words is "sixty-three million, nine hundred fifty-five thousand, seven hundred ninety-four".