5740661 has 4 divisors (see below), whose sum is σ = 5895852. Its totient is φ = 5585472.

The previous prime is 5740643. The next prime is 5740663. The reversal of 5740661 is 1660475.

5740661 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4866436 + 874225 = 2206^2 + 935^2 .

It is a cyclic number.

It is not a de Polignac number, because 5740661 - 2⁶ = 5740597 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 (5740663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77540 + ... + 77613.

It is an arithmetic number, because the mean of its divisors is an integer number (1473963).

Almost surely, 2^5740661 is an apocalyptic number.

It is an amenable number.

5740661 is a deficient number, since it is larger than the sum of its proper divisors (155191).

5740661 is a wasteful number, since it uses less digits than its factorization.

5740661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155190.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 5740661 is about 2395.9676542057. The cubic root of 5740661 is about 179.0553494450.

The spelling of 5740661 in words is "five million, seven hundred forty thousand, six hundred sixty-one".