47363638 has 8 divisors (see below), whose sum is σ = 81194832. Its totient is φ = 20298696.

The previous prime is 47363627. The next prime is 47363669. The reversal of 47363638 is 83636374.

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

It is a self number, because there is not a number n which added to its sum of digits gives 47363638.

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, 1691545 + ... + 1691572.

It is an arithmetic number, because the mean of its divisors is an integer number (10149354).

Almost surely, 2^47363638 is an apocalyptic number.

47363638 is a deficient number, since it is larger than the sum of its proper divisors (33831194).

47363638 is a wasteful number, since it uses less digits than its factorization.

47363638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3383126.

The product of its digits is 217728, while the sum is 40.

The square root of 47363638 is about 6882.1245266269. The cubic root of 47363638 is about 361.8109316609.

The spelling of 47363638 in words is "forty-seven million, three hundred sixty-three thousand, six hundred thirty-eight".