746789 has 4 divisors (see below), whose sum is σ = 748524. Its totient is φ = 745056.

The previous prime is 746777. The next prime is 746791. The reversal of 746789 is 987647.

746789 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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 987647 = 67 ⋅14741.

It can be written as a sum of positive squares in 2 ways, for example, as 172225 + 574564 = 415^2 + 758^2 .

It is a cyclic number.

It is not a de Polignac number, because 746789 - 2⁴ = 746773 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 (746749) 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, 329 + ... + 1265.

It is an arithmetic number, because the mean of its divisors is an integer number (187131).

2⁷⁴⁶⁷⁸⁹ is an apocalyptic number.

It is an amenable number.

746789 is a deficient number, since it is larger than the sum of its proper divisors (1735).

746789 is an equidigital number, since it uses as much as digits as its factorization.

746789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734.

The product of its digits is 84672, while the sum is 41.

The square root of 746789 is about 864.1695435503. The cubic root of 746789 is about 90.7261825092.

The spelling of 746789 in words is "seven hundred forty-six thousand, seven hundred eighty-nine".