5987645 has 8 divisors (see below), whose sum is σ = 7216440. Its totient is φ = 4769280.

The previous prime is 5987633. The next prime is 5987651. The reversal of 5987645 is 5467895.

It can be written as a sum of positive squares in 4 ways, for example, as 502681 + 5484964 = 709^2 + 2342^2 .

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

It is not a de Polignac number, because 5987645 - 2⁴ = 5987629 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5987596 and 5987605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1280 + ... + 3689.

It is an arithmetic number, because the mean of its divisors is an integer number (902055).

Almost surely, 2^5987645 is an apocalyptic number.

It is an amenable number.

5987645 is a deficient number, since it is larger than the sum of its proper divisors (1228795).

5987645 is a wasteful number, since it uses less digits than its factorization.

5987645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5215.

The product of its digits is 302400, while the sum is 44.

The square root of 5987645 is about 2446.9664893496. The cubic root of 5987645 is about 181.5872484367.

The spelling of 5987645 in words is "five million, nine hundred eighty-seven thousand, six hundred forty-five".