734026128 has 80 divisors (see below), whose sum is σ = 2124584256. Its totient is φ = 216414720.

The previous prime is 734026093. The next prime is 734026147. The reversal of 734026128 is 821620437.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 750 + ... + 38322.

Almost surely, 2^734026128 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 734026128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1062292128).

734026128 is an abundant number, since it is smaller than the sum of its proper divisors (1390558128).

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

734026128 is a wasteful number, since it uses less digits than its factorization.

734026128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37632 (or 37626 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 734026128 is about 27092.9165650360. The cubic root of 734026128 is about 902.0636300722.

The spelling of 734026128 in words is "seven hundred thirty-four million, twenty-six thousand, one hundred twenty-eight".