47897558 has 8 divisors (see below), whose sum is σ = 71876352. Its totient is φ = 23938776.

The previous prime is 47897539. The next prime is 47897561. The reversal of 47897558 is 85579874.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4916 + ... + 10952.

It is an arithmetic number, because the mean of its divisors is an integer number (8984544).

Almost surely, 2^47897558 is an apocalyptic number.

47897558 is a deficient number, since it is larger than the sum of its proper divisors (23978794).

47897558 is a wasteful number, since it uses less digits than its factorization.

47897558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10006.

The product of its digits is 2822400, while the sum is 53.

The square root of 47897558 is about 6920.8061669144. The cubic root of 47897558 is about 363.1653934938.

The spelling of 47897558 in words is "forty-seven million, eight hundred ninety-seven thousand, five hundred fifty-eight".