745354441 has 16 divisors (see below), whose sum is σ = 819035280. Its totient is φ = 674150400.

The previous prime is 745354429. The next prime is 745354459. The reversal of 745354441 is 144453547.

745354441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 167961600 + 577392841 = 12960^2 + 24029^2 .

It is a cyclic number.

It is not a de Polignac number, because 745354441 - 2²⁵ = 711800009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 745354441.

It is not an unprimeable number, because it can be changed into a prime (745354541) 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, 127891 + ... + 133591.

It is an arithmetic number, because the mean of its divisors is an integer number (51189705).

Almost surely, 2^745354441 is an apocalyptic number.

It is an amenable number.

745354441 is a deficient number, since it is larger than the sum of its proper divisors (73680839).

745354441 is a wasteful number, since it uses less digits than its factorization.

745354441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5916.

The product of its digits is 134400, while the sum is 37.

The square root of 745354441 is about 27301.1802125842. The cubic root of 745354441 is about 906.6805118963.

The spelling of 745354441 in words is "seven hundred forty-five million, three hundred fifty-four thousand, four hundred forty-one".