739872681 has 8 divisors (see below), whose sum is σ = 986665824. Its totient is φ = 493164000.

The previous prime is 739872649. The next prime is 739872697. The reversal of 739872681 is 186278937.

739872681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 739872681 - 2⁵ = 739872649 is a prime.

It is a super-2 number, since 2×739872681² = 1094823168180255522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (739872281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3390 + ... + 38616.

It is an arithmetic number, because the mean of its divisors is an integer number (123333228).

Almost surely, 2^739872681 is an apocalyptic number.

It is an amenable number.

739872681 is a deficient number, since it is larger than the sum of its proper divisors (246793143).

739872681 is a wasteful number, since it uses less digits than its factorization.

739872681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42231.

The product of its digits is 1016064, while the sum is 51.

The square root of 739872681 is about 27200.6007470423. The cubic root of 739872681 is about 904.4522925467.

The spelling of 739872681 in words is "seven hundred thirty-nine million, eight hundred seventy-two thousand, six hundred eighty-one".