745527 has 4 divisors (see below), whose sum is σ = 994040. Its totient is φ = 497016.

The previous prime is 745517. The next prime is 745529. The reversal of 745527 is 725547.

745527 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 not a de Polignac number, because 745527 - 2¹⁰ = 744503 is a prime.

It is a D-number.

It is a Duffinian number.

745527 is a lucky number.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 745494 and 745503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745529) 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, 124252 + ... + 124257.

It is an arithmetic number, because the mean of its divisors is an integer number (248510).

2⁷⁴⁵⁵²⁷ is an apocalyptic number.

745527 is a deficient number, since it is larger than the sum of its proper divisors (248513).

745527 is a wasteful number, since it uses less digits than its factorization.

745527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248512.

The product of its digits is 9800, while the sum is 30.

The square root of 745527 is about 863.4390540160. The cubic root of 745527 is about 90.6750475841.

The spelling of 745527 in words is "seven hundred forty-five thousand, five hundred twenty-seven".