63478794 has 8 divisors (see below), whose sum is σ = 126957600. Its totient is φ = 21159596.

The previous prime is 63478787. The next prime is 63478841. The reversal of 63478794 is 49787436.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

63478794 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5289894 + ... + 5289905.

It is an arithmetic number, because the mean of its divisors is an integer number (15869700).

Almost surely, 2^63478794 is an apocalyptic number.

63478794 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63478794 is a wasteful number, since it uses less digits than its factorization.

63478794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10579804.

The product of its digits is 1016064, while the sum is 48.

The square root of 63478794 is about 7967.3580313677. The cubic root of 63478794 is about 398.9111931047.

The spelling of 63478794 in words is "sixty-three million, four hundred seventy-eight thousand, seven hundred ninety-four".