741985728 has 112 divisors (see below), whose sum is σ = 2151546624. Its totient is φ = 223805440.

The previous prime is 741985709. The next prime is 741985729. The reversal of 741985728 is 827589147.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (741985729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542101 + ... + 543467.

Almost surely, 2^741985728 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 741985728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1075773312).

741985728 is an abundant number, since it is smaller than the sum of its proper divisors (1409560896).

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

741985728 is a wasteful number, since it uses less digits than its factorization.

741985728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650 (or 1640 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 51.

The square root of 741985728 is about 27239.4149716913. The cubic root of 741985728 is about 905.3125007708.

The spelling of 741985728 in words is "seven hundred forty-one million, nine hundred eighty-five thousand, seven hundred twenty-eight".