734731 has 8 divisors (see below), whose sum is σ = 768384. Its totient is φ = 701760.

The previous prime is 734729. The next prime is 734737. The reversal of 734731 is 137437.

It is a happy number.

734731 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 a cyclic number.

It is not a de Polignac number, because 734731 - 2¹ = 734729 is a prime.

It is a super-2 number, since 2×734731² = 1079659284722, which contains 22 as substring.

It is a Duffinian number.

734731 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 734696 and 734705.

It is not an unprimeable number, because it can be changed into a prime (734737) 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, 4161 + ... + 4333.

It is an arithmetic number, because the mean of its divisors is an integer number (96048).

2⁷³⁴⁷³¹ is an apocalyptic number.

734731 is a deficient number, since it is larger than the sum of its proper divisors (33653).

734731 is a wasteful number, since it uses less digits than its factorization.

734731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341.

The product of its digits is 1764, while the sum is 25.

The square root of 734731 is about 857.1645116312. The cubic root of 734731 is about 90.2352282819.

The spelling of 734731 in words is "seven hundred thirty-four thousand, seven hundred thirty-one".