734735540 has 96 divisors (see below), whose sum is σ = 1936134144. Its totient is φ = 227525760.

The previous prime is 734735531. The next prime is 734735569. The reversal of 734735540 is 45537437.

It is a junction number, because it is equal to n+sod(n) for n = 734735494 and 734735503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249557 + ... + 252483.

It is an arithmetic number, because the mean of its divisors is an integer number (20168064).

Almost surely, 2^734735540 is an apocalyptic number.

734735540 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 734735540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (968067072).

734735540 is an abundant number, since it is smaller than the sum of its proper divisors (1201398604).

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

734735540 is a wasteful number, since it uses less digits than its factorization.

734735540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117 (or 3115 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 38.

The square root of 734735540 is about 27106.0056076140. The cubic root of 734735540 is about 902.3541414003.

The spelling of 734735540 in words is "seven hundred thirty-four million, seven hundred thirty-five thousand, five hundred forty".