745342559 has 12 divisors (see below), whose sum is σ = 810653400. Its totient is φ = 684968544.

The previous prime is 745342399. The next prime is 745342561. The reversal of 745342559 is 955243547.

It is not a de Polignac number, because 745342559 - 2⁸ = 745342303 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 (745342589) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29072 + ... + 48330.

It is an arithmetic number, because the mean of its divisors is an integer number (67554450).

Almost surely, 2^745342559 is an apocalyptic number.

745342559 is a deficient number, since it is larger than the sum of its proper divisors (65310841).

745342559 is a wasteful number, since it uses less digits than its factorization.

745342559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19514 (or 19501 counting only the distinct ones).

The product of its digits is 756000, while the sum is 44.

The square root of 745342559 is about 27300.9626020769. The cubic root of 745342559 is about 906.6756939491.

The spelling of 745342559 in words is "seven hundred forty-five million, three hundred forty-two thousand, five hundred fifty-nine".