5749665 has 16 divisors (see below), whose sum is σ = 9229248. Its totient is φ = 3056576.

The previous prime is 5749661. The next prime is 5749691. The reversal of 5749665 is 5669475.

It is a cyclic number.

It is not a de Polignac number, because 5749665 - 2² = 5749661 is a prime.

It is a super-2 number, since 2×5749665² = 66117295224450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

5749665 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5749661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8479 + ... + 9131.

It is an arithmetic number, because the mean of its divisors is an integer number (576828).

Almost surely, 2^5749665 is an apocalyptic number.

It is an amenable number.

5749665 is a deficient number, since it is larger than the sum of its proper divisors (3479583).

5749665 is a wasteful number, since it uses less digits than its factorization.

5749665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248.

The product of its digits is 226800, while the sum is 42.

The square root of 5749665 is about 2397.8459083102. The cubic root of 5749665 is about 179.1489142918.

The spelling of 5749665 in words is "five million, seven hundred forty-nine thousand, six hundred sixty-five".