63834812 has 6 divisors (see below), whose sum is σ = 111710928. Its totient is φ = 31917404.

The previous prime is 63834811. The next prime is 63834839. The reversal of 63834812 is 21843836.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63834811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7979348 + ... + 7979355.

It is an arithmetic number, because the mean of its divisors is an integer number (18618488).

Almost surely, 2^63834812 is an apocalyptic number.

It is an amenable number.

63834812 is a deficient number, since it is larger than the sum of its proper divisors (47876116).

63834812 is a wasteful number, since it uses less digits than its factorization.

63834812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15958707 (or 15958705 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 63834812 is about 7989.6690795051. The cubic root of 63834812 is about 399.6555618243.

It can be divided in two parts, 63834 and 812, that added together give a palindrome (64646).

The spelling of 63834812 in words is "sixty-three million, eight hundred thirty-four thousand, eight hundred twelve".