734649344 has 176 divisors, whose sum is σ = 1795137120. Its totient is φ = 295895040.

The previous prime is 734649323. The next prime is 734649347. The reversal of 734649344 is 443946437.

It is a tau number, because it is divible by the number of its divisors (176).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 734649295 and 734649304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734649347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4246442 + ... + 4246614.

Almost surely, 2^734649344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 734649344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (897568560).

734649344 is an abundant number, since it is smaller than the sum of its proper divisors (1060487776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

734649344 is a wasteful number, since it uses less digits than its factorization.

734649344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 228 counting only the distinct ones).

The product of its digits is 870912, while the sum is 44.

The square root of 734649344 is about 27104.4155812296. The cubic root of 734649344 is about 902.3188532569.

The spelling of 734649344 in words is "seven hundred thirty-four million, six hundred forty-nine thousand, three hundred forty-four".