739730 has 8 divisors (see below), whose sum is σ = 1331532. Its totient is φ = 295888.

The previous prime is 739723. The next prime is 739751. The reversal of 739730 is 37937.

It can be written as a sum of positive squares in 2 ways, for example, as 737881 + 1849 = 859^2 + 43^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 739693 and 739702.

It is an unprimeable number.

739730 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36977 + ... + 36996.

2⁷³⁹⁷³⁰ is an apocalyptic number.

739730 is a deficient number, since it is larger than the sum of its proper divisors (591802).

739730 is a wasteful number, since it uses less digits than its factorization.

739730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73980.

The product of its (nonzero) digits is 3969, while the sum is 29.

The square root of 739730 is about 860.0755780744. The cubic root of 739730 is about 90.4394149005.

The spelling of 739730 in words is "seven hundred thirty-nine thousand, seven hundred thirty".