2734309 has 8 divisors (see below), whose sum is σ = 3003840. Its totient is φ = 2477376.

The previous prime is 2734307. The next prime is 2734321. The reversal of 2734309 is 9034372.

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

It is not a de Polignac number, because 2734309 - 2¹ = 2734307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2734307) 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, 2692 + ... + 3565.

It is an arithmetic number, because the mean of its divisors is an integer number (375480).

2^2734309 is an apocalyptic number.

It is an amenable number.

2734309 is a deficient number, since it is larger than the sum of its proper divisors (269531).

2734309 is a wasteful number, since it uses less digits than its factorization.

2734309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6299.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 2734309 is about 1653.5746127708. The cubic root of 2734309 is about 139.8349926697.

The spelling of 2734309 in words is "two million, seven hundred thirty-four thousand, three hundred nine".