2721734 has 8 divisors (see below), whose sum is σ = 4322808. Its totient is φ = 1280800.

The previous prime is 2721727. The next prime is 2721767. The reversal of 2721734 is 4371272.

2721734 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 Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39992 + ... + 40059.

It is an arithmetic number, because the mean of its divisors is an integer number (540351).

2^2721734 is an apocalyptic number.

2721734 is a deficient number, since it is larger than the sum of its proper divisors (1601074).

2721734 is a wasteful number, since it uses less digits than its factorization.

2721734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80070.

The product of its digits is 2352, while the sum is 26.

The square root of 2721734 is about 1649.7678624582. The cubic root of 2721734 is about 139.6202976482.

The spelling of 2721734 in words is "two million, seven hundred twenty-one thousand, seven hundred thirty-four".