587961 has 12 divisors (see below), whose sum is σ = 926640. Its totient is φ = 356280.

The previous prime is 587959. The next prime is 587969. The reversal of 587961 is 169785.

It is not a de Polignac number, because 587961 - 2¹ = 587959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (587969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2871 + ... + 3068.

It is an arithmetic number, because the mean of its divisors is an integer number (77220).

2⁵⁸⁷⁹⁶¹ is an apocalyptic number.

It is an amenable number.

587961 is a deficient number, since it is larger than the sum of its proper divisors (338679).

587961 is a wasteful number, since it uses less digits than its factorization.

587961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5956 (or 5953 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 587961 is about 766.7861501097. The cubic root of 587961 is about 83.7753350247.

The spelling of 587961 in words is "five hundred eighty-seven thousand, nine hundred sixty-one".