747836845 has 8 divisors (see below), whose sum is σ = 1025604864. Its totient is φ = 512802384.

The previous prime is 747836813. The next prime is 747836861. The reversal of 747836845 is 548638747.

747836845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 747836845 - 2⁵ = 747836813 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 747836792 and 747836801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10683349 + ... + 10683418.

It is an arithmetic number, because the mean of its divisors is an integer number (128200608).

Almost surely, 2^747836845 is an apocalyptic number.

It is an amenable number.

747836845 is a deficient number, since it is larger than the sum of its proper divisors (277768019).

747836845 is a wasteful number, since it uses less digits than its factorization.

747836845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21366779.

The product of its digits is 4515840, while the sum is 52.

The square root of 747836845 is about 27346.6057308764. The cubic root of 747836845 is about 907.6859634028.

The spelling of 747836845 in words is "seven hundred forty-seven million, eight hundred thirty-six thousand, eight hundred forty-five".