63814 has 4 divisors (see below), whose sum is σ = 95724. Its totient is φ = 31906.

The previous prime is 63809. The next prime is 63823. The reversal of 63814 is 41836.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15952 + ... + 15955.

It is an arithmetic number, because the mean of its divisors is an integer number (23931).

2⁶³⁸¹⁴ is an apocalyptic number.

63814 is a deficient number, since it is larger than the sum of its proper divisors (31910).

63814 is a wasteful number, since it uses less digits than its factorization.

63814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31909.

The product of its digits is 576, while the sum is 22.

The square root of 63814 is about 252.6143305515. The cubic root of 63814 is about 39.9612124002.

Adding to 63814 its sum of digits (22), we get a palindrome (63836).

The spelling of 63814 in words is "sixty-three thousand, eight hundred fourteen".