63894038 has 16 divisors (see below), whose sum is σ = 106544256. Its totient is φ = 28537920.

The previous prime is 63894029. The next prime is 63894043. The reversal of 63894038 is 83049836.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 63893986 and 63894004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38831 + ... + 40442.

It is an arithmetic number, because the mean of its divisors is an integer number (6659016).

Almost surely, 2^63894038 is an apocalyptic number.

63894038 is a deficient number, since it is larger than the sum of its proper divisors (42650218).

63894038 is a wasteful number, since it uses less digits than its factorization.

63894038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79319.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 63894038 is about 7993.3746315308. The cubic root of 63894038 is about 399.7791238901.

The spelling of 63894038 in words is "sixty-three million, eight hundred ninety-four thousand, thirty-eight".