2734543 has 6 divisors (see below), whose sum is σ = 3181056. Its totient is φ = 2343852.

The previous prime is 2734513. The next prime is 2734549. The reversal of 2734543 is 3454372.

It is a de Polignac number, because none of the positive numbers 2^k-2734543 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 (2734549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27855 + ... + 27952.

It is an arithmetic number, because the mean of its divisors is an integer number (530176).

2^2734543 is an apocalyptic number.

2734543 is a deficient number, since it is larger than the sum of its proper divisors (446513).

2734543 is an equidigital number, since it uses as much as digits as its factorization.

2734543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55821 (or 55814 counting only the distinct ones).

The product of its digits is 10080, while the sum is 28.

The square root of 2734543 is about 1653.6453670603. The cubic root of 2734543 is about 139.8389815452.

The spelling of 2734543 in words is "two million, seven hundred thirty-four thousand, five hundred forty-three".