745799 has 4 divisors (see below), whose sum is σ = 747864. Its totient is φ = 743736.

The previous prime is 745757. The next prime is 745817. The reversal of 745799 is 997547.

It is a happy number.

745799 is digitally balanced in base 2, 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 is a cyclic number.

It is not a de Polignac number, because 745799 - 2⁸ = 745543 is a prime.

It is a super-2 number, since 2×745799² = 1112432296802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745709) 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, 332 + ... + 1265.

It is an arithmetic number, because the mean of its divisors is an integer number (186966).

2⁷⁴⁵⁷⁹⁹ is an apocalyptic number.

745799 is a deficient number, since it is larger than the sum of its proper divisors (2065).

745799 is a wasteful number, since it uses less digits than its factorization.

745799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064.

The product of its digits is 79380, while the sum is 41.

The square root of 745799 is about 863.5965493215. The cubic root of 745799 is about 90.6860736163.

The spelling of 745799 in words is "seven hundred forty-five thousand, seven hundred ninety-nine".