746523 has 16 divisors (see below), whose sum is σ = 1133440. Its totient is φ = 485352.

The previous prime is 746509. The next prime is 746531. The reversal of 746523 is 325647.

It is a happy number.

746523 is a `hidden beast` number, since 7 + 4 + 652 + 3 = 666.

746523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 746523 - 2⁴ = 746507 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

746523 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 746523.

It is not an unprimeable number, because it can be changed into a prime (746503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 840 + ... + 1482.

It is an arithmetic number, because the mean of its divisors is an integer number (70840).

746523 is a Friedman number, since it can be written as 27+4^5*3^6, using all its digits and the basic arithmetic operations.

2⁷⁴⁶⁵²³ is an apocalyptic number.

746523 is a deficient number, since it is larger than the sum of its proper divisors (386917).

746523 is a wasteful number, since it uses less digits than its factorization.

746523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695 (or 689 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 746523 is about 864.0156248587. The cubic root of 746523 is about 90.7154092607.

Subtracting from 746523 its sum of digits (27), we obtain a square (746496 = 864²).

The spelling of 746523 in words is "seven hundred forty-six thousand, five hundred twenty-three".