734883840 has 260 divisors, whose sum is σ = 2640319704. Its totient is φ = 195526656.

The previous prime is 734883829. The next prime is 734883847. The reversal of 734883840 is 48388437.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734883847) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1658659 + ... + 1659101.

Almost surely, 2^734883840 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 734883840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1320159852).

734883840 is an abundant number, since it is smaller than the sum of its proper divisors (1905435864).

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

734883840 is an equidigital number, since it uses as much as digits as its factorization.

734883840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 453 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The square root of 734883840 is about 27108.7410257282. The cubic root of 734883840 is about 902.4148481034.

The spelling of 734883840 in words is "seven hundred thirty-four million, eight hundred eighty-three thousand, eight hundred forty".