5917985 has 4 divisors (see below), whose sum is σ = 7101588. Its totient is φ = 4734384.

The previous prime is 5917963. The next prime is 5918009. The reversal of 5917985 is 5897195.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1784896 + 4133089 = 1336^2 + 2033^2 .

It is a cyclic number.

It is not a de Polignac number, because 5917985 - 2⁸ = 5917729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591794 + ... + 591803.

It is an arithmetic number, because the mean of its divisors is an integer number (1775397).

Almost surely, 2^5917985 is an apocalyptic number.

It is an amenable number.

5917985 is a deficient number, since it is larger than the sum of its proper divisors (1183603).

5917985 is a wasteful number, since it uses less digits than its factorization.

5917985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183602.

The product of its digits is 113400, while the sum is 44.

The square root of 5917985 is about 2432.6908969287. The cubic root of 5917985 is about 180.8803070977.

The spelling of 5917985 in words is "five million, nine hundred seventeen thousand, nine hundred eighty-five".