63478694 has 8 divisors (see below), whose sum is σ = 96142800. Its totient is φ = 31431096.

The previous prime is 63478687. The next prime is 63478721. The reversal of 63478694 is 49687436.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153869 + ... + 154280.

It is an arithmetic number, because the mean of its divisors is an integer number (12017850).

Almost surely, 2^63478694 is an apocalyptic number.

63478694 is a deficient number, since it is larger than the sum of its proper divisors (32664106).

63478694 is a wasteful number, since it uses less digits than its factorization.

63478694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308254.

The product of its digits is 870912, while the sum is 47.

The square root of 63478694 is about 7967.3517557592. The cubic root of 63478694 is about 398.9109836324.

The spelling of 63478694 in words is "sixty-three million, four hundred seventy-eight thousand, six hundred ninety-four".