5997779 has 4 divisors (see below), whose sum is σ = 6258576. Its totient is φ = 5736984.

The previous prime is 5997743. The next prime is 5997781. The reversal of 5997779 is 9777995.

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

It is a cyclic number.

It is not a de Polignac number, because 5997779 - 2¹⁶ = 5932243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5997779.

It is not an unprimeable number, because it can be changed into a prime (5997679) 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, 130364 + ... + 130409.

It is an arithmetic number, because the mean of its divisors is an integer number (1564644).

Almost surely, 2^5997779 is an apocalyptic number.

5997779 is a deficient number, since it is larger than the sum of its proper divisors (260797).

5997779 is a wasteful number, since it uses less digits than its factorization.

5997779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260796.

The product of its digits is 1250235, while the sum is 53.

The square root of 5997779 is about 2449.0363410942. The cubic root of 5997779 is about 181.6896352670.

It can be divided in two parts, 5997 and 779, that added together give a palindrome (6776).

The spelling of 5997779 in words is "five million, nine hundred ninety-seven thousand, seven hundred seventy-nine".