745859047 has 8 divisors (see below), whose sum is σ = 759964032. Its totient is φ = 731854200.

The previous prime is 745859029. The next prime is 745859053. The reversal of 745859047 is 740958547.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-745859047 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 (745859077) 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, 9913 + ... + 39874.

It is an arithmetic number, because the mean of its divisors is an integer number (94995504).

Almost surely, 2^745859047 is an apocalyptic number.

745859047 is a deficient number, since it is larger than the sum of its proper divisors (14104985).

745859047 is a wasteful number, since it uses less digits than its factorization.

745859047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50069.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The square root of 745859047 is about 27310.4201176035. The cubic root of 745859047 is about 906.8850737323.

The spelling of 745859047 in words is "seven hundred forty-five million, eight hundred fifty-nine thousand, forty-seven".