47215606 has 4 divisors (see below), whose sum is σ = 70823412. Its totient is φ = 23607802.

The previous prime is 47215603. The next prime is 47215643. The reversal of 47215606 is 60651274.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47215603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11803900 + ... + 11803903.

It is an arithmetic number, because the mean of its divisors is an integer number (17705853).

Almost surely, 2^47215606 is an apocalyptic number.

47215606 is a deficient number, since it is larger than the sum of its proper divisors (23607806).

47215606 is a wasteful number, since it uses less digits than its factorization.

47215606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23607805.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 47215606 is about 6871.3612916219. The cubic root of 47215606 is about 361.4335993569.

The spelling of 47215606 in words is "forty-seven million, two hundred fifteen thousand, six hundred six".