5987655 has 32 divisors (see below), whose sum is σ = 11275200. Its totient is φ = 3004416.

The previous prime is 5987651. The next prime is 5987677. The reversal of 5987655 is 5567895.

5987655 is a `hidden beast` number, since 598 + 7 + 6 + 55 = 666.

It is not a de Polignac number, because 5987655 - 2² = 5987651 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a d-powerful number, because it can be written as 5⁸ + 9⁷ + 8⁵ + 7 + 6² + 5⁸ + 5⁸ .

5987655 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5987655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5987651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 991 + ... + 3599.

It is an arithmetic number, because the mean of its divisors is an integer number (352350).

Almost surely, 2^5987655 is an apocalyptic number.

5987655 is a deficient number, since it is larger than the sum of its proper divisors (5287545).

5987655 is a wasteful number, since it uses less digits than its factorization.

5987655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640 (or 2634 counting only the distinct ones).

The product of its digits is 378000, while the sum is 45.

The square root of 5987655 is about 2446.9685326951. The cubic root of 5987655 is about 181.5873495266.

The spelling of 5987655 in words is "five million, nine hundred eighty-seven thousand, six hundred fifty-five".