739261728 has 240 divisors, whose sum is σ = 2425943520. Its totient is φ = 219469824.

The previous prime is 739261669. The next prime is 739261741. The reversal of 739261728 is 827162937.

739261728 is a `hidden beast` number, since 7 + 3 + 9 + 2 + 617 + 28 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 836775 + ... + 837657.

It is an arithmetic number, because the mean of its divisors is an integer number (10108098).

Almost surely, 2^739261728 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 739261728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1212971760).

739261728 is an abundant number, since it is smaller than the sum of its proper divisors (1686681792).

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

739261728 is a wasteful number, since it uses less digits than its factorization.

739261728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941 (or 924 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 739261728 is about 27189.3679220389. The cubic root of 739261728 is about 904.2032722205.

The spelling of 739261728 in words is "seven hundred thirty-nine million, two hundred sixty-one thousand, seven hundred twenty-eight".