63868354 has 32 divisors (see below), whose sum is σ = 111196800. Its totient is φ = 27191040.

The previous prime is 63868351. The next prime is 63868381. The reversal of 63868354 is 45386836.

It is a self number, because there is not a number n which added to its sum of digits gives 63868354.

It is not an unprimeable number, because it can be changed into a prime (63868351) 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, 145267 + ... + 145705.

It is an arithmetic number, because the mean of its divisors is an integer number (3474900).

Almost surely, 2^63868354 is an apocalyptic number.

63868354 is a deficient number, since it is larger than the sum of its proper divisors (47328446).

63868354 is a wasteful number, since it uses less digits than its factorization.

63868354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858.

The product of its digits is 414720, while the sum is 43.

The square root of 63868354 is about 7991.7678895223. The cubic root of 63868354 is about 399.7255492350.

The spelling of 63868354 in words is "sixty-three million, eight hundred sixty-eight thousand, three hundred fifty-four".