5740243 has 4 divisors (see below), whose sum is σ = 5766208. Its totient is φ = 5714280.

The previous prime is 5740213. The next prime is 5740253. The reversal of 5740243 is 3420475.

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 5740243 - 2⁹ = 5739731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5740213) 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, 12648 + ... + 13093.

It is an arithmetic number, because the mean of its divisors is an integer number (1441552).

Almost surely, 2^5740243 is an apocalyptic number.

5740243 is a deficient number, since it is larger than the sum of its proper divisors (25965).

5740243 is a wasteful number, since it uses less digits than its factorization.

5740243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25964.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 5740243 is about 2395.8804227256. The cubic root of 5740243 is about 179.0510034325.

The spelling of 5740243 in words is "five million, seven hundred forty thousand, two hundred forty-three".