589978667 has 4 divisors (see below), whose sum is σ = 590517576. Its totient is φ = 589439760.

The previous prime is 589978661. The next prime is 589978679. The reversal of 589978667 is 766879985.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 766879985 = 5 ⋅153375997.

It is a cyclic number.

It is not a de Polignac number, because 589978667 - 2⁴ = 589978651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (589978661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267809 + ... + 270002.

It is an arithmetic number, because the mean of its divisors is an integer number (147629394).

Almost surely, 2^589978667 is an apocalyptic number.

589978667 is a deficient number, since it is larger than the sum of its proper divisors (538909).

589978667 is a wasteful number, since it uses less digits than its factorization.

589978667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538908.

The product of its digits is 45722880, while the sum is 65.

The square root of 589978667 is about 24289.4764661571. The cubic root of 589978667 is about 838.7105438147.

The spelling of 589978667 in words is "five hundred eighty-nine million, nine hundred seventy-eight thousand, six hundred sixty-seven".