47617873 has 4 divisors (see below), whose sum is σ = 47647600. Its totient is φ = 47588148.

The previous prime is 47617841. The next prime is 47617877. The reversal of 47617873 is 37871674.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 47617873 - 2⁵ = 47617841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47617877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12315 + ... + 15712.

It is an arithmetic number, because the mean of its divisors is an integer number (11911900).

Almost surely, 2^47617873 is an apocalyptic number.

It is an amenable number.

47617873 is a deficient number, since it is larger than the sum of its proper divisors (29727).

47617873 is a wasteful number, since it uses less digits than its factorization.

47617873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29726.

The product of its digits is 197568, while the sum is 43.

The square root of 47617873 is about 6900.5704836629. The cubic root of 47617873 is about 362.4571440418.

The spelling of 47617873 in words is "forty-seven million, six hundred seventeen thousand, eight hundred seventy-three".