746543 has 4 divisors (see below), whose sum is σ = 853200. Its totient is φ = 639888.

The previous prime is 746533. The next prime is 746561. The reversal of 746543 is 345647.

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 746543 - 2⁶ = 746479 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 (746503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53318 + ... + 53331.

It is an arithmetic number, because the mean of its divisors is an integer number (213300).

746543 is a Friedman number, since it can be written as 47+4^5*3^6, using all its digits and the basic arithmetic operations.

2⁷⁴⁶⁵⁴³ is an apocalyptic number.

746543 is a deficient number, since it is larger than the sum of its proper divisors (106657).

746543 is a wasteful number, since it uses less digits than its factorization.

746543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106656.

The product of its digits is 10080, while the sum is 29.

The square root of 746543 is about 864.0271986460. The cubic root of 746543 is about 90.7162193684.

The spelling of 746543 in words is "seven hundred forty-six thousand, five hundred forty-three".