734739847 has 4 divisors (see below), whose sum is σ = 777959856. Its totient is φ = 691519840.

The previous prime is 734739799. The next prime is 734739851. The reversal of 734739847 is 748937437.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 734739847 - 2¹⁵ = 734707079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 734739794 and 734739803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734739857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21609979 + ... + 21610012.

It is an arithmetic number, because the mean of its divisors is an integer number (194489964).

Almost surely, 2^734739847 is an apocalyptic number.

734739847 is a deficient number, since it is larger than the sum of its proper divisors (43220009).

734739847 is a wasteful number, since it uses less digits than its factorization.

734739847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43220008.

The product of its digits is 3556224, while the sum is 52.

The square root of 734739847 is about 27106.0850548359. The cubic root of 734739847 is about 902.3559045888.

The spelling of 734739847 in words is "seven hundred thirty-four million, seven hundred thirty-nine thousand, eight hundred forty-seven".