734640544 has 24 divisors (see below), whose sum is σ = 1577808288. Its totient is φ = 333927360.

The previous prime is 734640527. The next prime is 734640547. The reversal of 734640544 is 445046437.

734640544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (734640547) 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, 1043172 + ... + 1043875.

It is an arithmetic number, because the mean of its divisors is an integer number (65742012).

Almost surely, 2^734640544 is an apocalyptic number.

It is an amenable number.

734640544 is an abundant number, since it is smaller than the sum of its proper divisors (843167744).

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

734640544 is a wasteful number, since it uses less digits than its factorization.

734640544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087068 (or 2087060 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 734640544 is about 27104.2532455701. The cubic root of 734640544 is about 902.3152504325.

It can be divided in two parts, 734 and 640544, that added together give a triangular number (641278 = T₁₁₃₂).

The spelling of 734640544 in words is "seven hundred thirty-four million, six hundred forty thousand, five hundred forty-four".