745437563 has 8 divisors (see below), whose sum is σ = 828675456. Its totient is φ = 665899200.

The previous prime is 745437541. The next prime is 745437569. The reversal of 745437563 is 365734547.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 745437563 - 2⁶ = 745437499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745437569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 924458 + ... + 925263.

It is an arithmetic number, because the mean of its divisors is an integer number (103584432).

Almost surely, 2^745437563 is an apocalyptic number.

745437563 is a deficient number, since it is larger than the sum of its proper divisors (83237893).

745437563 is a wasteful number, since it uses less digits than its factorization.

745437563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849765.

The product of its digits is 1058400, while the sum is 44.

The square root of 745437563 is about 27302.7024852852. The cubic root of 745437563 is about 906.7142150099.

The spelling of 745437563 in words is "seven hundred forty-five million, four hundred thirty-seven thousand, five hundred sixty-three".