47333638 has 16 divisors (see below), whose sum is σ = 78518736. Its totient is φ = 21219840.

The previous prime is 47333633. The next prime is 47333651. The reversal of 47333638 is 83633374.

It is a junction number, because it is equal to n+sod(n) for n = 47333597 and 47333606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47333633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13131 + ... + 16342.

It is an arithmetic number, because the mean of its divisors is an integer number (4907421).

Almost surely, 2^47333638 is an apocalyptic number.

47333638 is a deficient number, since it is larger than the sum of its proper divisors (31185098).

47333638 is a wasteful number, since it uses less digits than its factorization.

47333638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29559.

The product of its digits is 108864, while the sum is 37.

The square root of 47333638 is about 6879.9446218701. The cubic root of 47333638 is about 361.7345255054.

It can be divided in two parts, 473336 and 38, that added together give a palindrome (473374).

The spelling of 47333638 in words is "forty-seven million, three hundred thirty-three thousand, six hundred thirty-eight".