5771999 has 4 divisors (see below), whose sum is σ = 5778336. Its totient is φ = 5765664.

The previous prime is 5771989. The next prime is 5772007. The reversal of 5771999 is 9991775.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5771999 - 2⁸ = 5771743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5771989) 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, 1514 + ... + 3719.

It is an arithmetic number, because the mean of its divisors is an integer number (1444584).

Almost surely, 2^5771999 is an apocalyptic number.

5771999 is a deficient number, since it is larger than the sum of its proper divisors (6337).

5771999 is a wasteful number, since it uses less digits than its factorization.

5771999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6336.

The product of its digits is 178605, while the sum is 47.

The square root of 5771999 is about 2402.4984911546. The cubic root of 5771999 is about 179.3805766213.

The spelling of 5771999 in words is "five million, seven hundred seventy-one thousand, nine hundred ninety-nine".