5971287 has 20 divisors (see below), whose sum is σ = 9299320. Its totient is φ = 3408048.

The previous prime is 5971279. The next prime is 5971297. The reversal of 5971287 is 7821795.

It is not a de Polignac number, because 5971287 - 2³ = 5971279 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5971297) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6789 + ... + 7617.

It is an arithmetic number, because the mean of its divisors is an integer number (464966).

Almost surely, 2^5971287 is an apocalyptic number.

5971287 is a deficient number, since it is larger than the sum of its proper divisors (3328033).

5971287 is an frugal number, since it uses more digits than its factorization.

5971287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860 (or 839 counting only the distinct ones).

The product of its digits is 35280, while the sum is 39.

The square root of 5971287 is about 2443.6216973992. The cubic root of 5971287 is about 181.4217346535.

The spelling of 5971287 in words is "five million, nine hundred seventy-one thousand, two hundred eighty-seven".