734808221 has 24 divisors (see below), whose sum is σ = 920941056. Its totient is φ = 573615360.

The previous prime is 734808211. The next prime is 734808233. The reversal of 734808221 is 122808437.

734808221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 734808221 - 2¹⁸ = 734546077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734808211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56855 + ... + 68571.

It is an arithmetic number, because the mean of its divisors is an integer number (38372544).

Almost surely, 2^734808221 is an apocalyptic number.

It is an amenable number.

734808221 is a deficient number, since it is larger than the sum of its proper divisors (186132835).

734808221 is a wasteful number, since it uses less digits than its factorization.

734808221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11789 (or 11772 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 734808221 is about 27107.3462552128. The cubic root of 734808221 is about 902.3838944363.

The spelling of 734808221 in words is "seven hundred thirty-four million, eight hundred eight thousand, two hundred twenty-one".