662587 has 8 divisors (see below), whose sum is σ = 714560. Its totient is φ = 612360.

The previous prime is 662567. The next prime is 662591. The reversal of 662587 is 785266.

662587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 662587 - 2¹⁵ = 629819 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (662527) 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, 412 + ... + 1222.

It is an arithmetic number, because the mean of its divisors is an integer number (89320).

2⁶⁶²⁵⁸⁷ is an apocalyptic number.

662587 is a deficient number, since it is larger than the sum of its proper divisors (51973).

662587 is a wasteful number, since it uses less digits than its factorization.

662587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873.

The product of its digits is 20160, while the sum is 34.

The square root of 662587 is about 813.9944717257. The cubic root of 662587 is about 87.1794858878.

The spelling of 662587 in words is "six hundred sixty-two thousand, five hundred eighty-seven".