5981787 has 12 divisors (see below), whose sum is σ = 9874800. Its totient is φ = 3418128.

The previous prime is 5981749. The next prime is 5981797. The reversal of 5981787 is 7871895.

It is not a de Polignac number, because 5981787 - 2⁷ = 5981659 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

5981787 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5981707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47412 + ... + 47537.

It is an arithmetic number, because the mean of its divisors is an integer number (822900).

Almost surely, 2^5981787 is an apocalyptic number.

5981787 is a deficient number, since it is larger than the sum of its proper divisors (3893013).

5981787 is a wasteful number, since it uses less digits than its factorization.

5981787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94962 (or 94959 counting only the distinct ones).

The product of its digits is 141120, while the sum is 45.

The square root of 5981787 is about 2445.7692041564. The cubic root of 5981787 is about 181.5280106122.

The spelling of 5981787 in words is "five million, nine hundred eighty-one thousand, seven hundred eighty-seven".