5745991 has 4 divisors (see below), whose sum is σ = 5802984. Its totient is φ = 5689000.

The previous prime is 5745979. The next prime is 5745997. The reversal of 5745991 is 1995475.

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 5745991 - 2¹⁷ = 5614919 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 (5745997) 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, 28345 + ... + 28546.

It is an arithmetic number, because the mean of its divisors is an integer number (1450746).

Almost surely, 2^5745991 is an apocalyptic number.

5745991 is a deficient number, since it is larger than the sum of its proper divisors (56993).

5745991 is a wasteful number, since it uses less digits than its factorization.

5745991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56992.

The product of its digits is 56700, while the sum is 40.

The square root of 5745991 is about 2397.0796816126. The cubic root of 5745991 is about 179.1107478158.

The spelling of 5745991 in words is "five million, seven hundred forty-five thousand, nine hundred ninety-one".