47587 has 4 divisors (see below), whose sum is σ = 49680. Its totient is φ = 45496.

The previous prime is 47581. The next prime is 47591. The reversal of 47587 is 78574.

47587 = 34² + 35² + ... + 56².

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 47587 - 2⁷ = 47459 is a prime.

It is a pancake number, because a pancake can be divided into 47587 parts by 308 straight cuts.

It is not an unprimeable number, because it can be changed into a prime (47581) 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, 1012 + ... + 1057.

It is an arithmetic number, because the mean of its divisors is an integer number (12420).

2⁴⁷⁵⁸⁷ is an apocalyptic number.

47587 is a deficient number, since it is larger than the sum of its proper divisors (2093).

47587 is a wasteful number, since it uses less digits than its factorization.

47587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092.

The product of its digits is 7840, while the sum is 31.

The square root of 47587 is about 218.1444475571. The cubic root of 47587 is about 36.2378794199.

The spelling of 47587 in words is "forty-seven thousand, five hundred eighty-seven".