745529 has 2 divisors, whose sum is σ = 745530. Its totient is φ = 745528.

The previous prime is 745517. The next prime is 745531. The reversal of 745529 is 925547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 739600 + 5929 = 860^2 + 77^2 .

It is a cyclic number.

It is not a de Polignac number, because 745529 - 2⁸ = 745273 is a prime.

Together with 745531, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₅₉₉₀₉ and since 745529 and 59909 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 745495 and 745504.

It is not a weakly prime, because it can be changed into another prime (747529) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372764 + 372765.

It is an arithmetic number, because the mean of its divisors is an integer number (372765).

2⁷⁴⁵⁵²⁹ is an apocalyptic number.

It is an amenable number.

745529 is a deficient number, since it is larger than the sum of its proper divisors (1).

745529 is an equidigital number, since it uses as much as digits as its factorization.

745529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12600, while the sum is 32.

The square root of 745529 is about 863.4402121745. The cubic root of 745529 is about 90.6751286676.

The spelling of 745529 in words is "seven hundred forty-five thousand, five hundred twenty-nine".