3734309 has 4 divisors (see below), whose sum is σ = 3739020. Its totient is φ = 3729600.

The previous prime is 3734293. The next prime is 3734323. The reversal of 3734309 is 9034373.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9034373 = 227 ⋅39799.

It can be written as a sum of positive squares in 2 ways, for example, as 1322500 + 2411809 = 1150^2 + 1553^2 .

It is a cyclic number.

It is not a de Polignac number, because 3734309 - 2⁴ = 3734293 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3734329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842 + ... + 2859.

It is an arithmetic number, because the mean of its divisors is an integer number (934755).

Almost surely, 2^3734309 is an apocalyptic number.

It is an amenable number.

3734309 is a deficient number, since it is larger than the sum of its proper divisors (4711).

3734309 is a wasteful number, since it uses less digits than its factorization.

3734309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4710.

The product of its (nonzero) digits is 6804, while the sum is 29.

The square root of 3734309 is about 1932.4360274017. The cubic root of 3734309 is about 155.1446308715.

The spelling of 3734309 in words is "three million, seven hundred thirty-four thousand, three hundred nine".