2725742 has 8 divisors (see below), whose sum is σ = 4105296. Its totient is φ = 1357312.

The previous prime is 2725711. The next prime is 2725769. The reversal of 2725742 is 2475272.

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

It is a congruent number.

It is an unprimeable number.

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, 2138 + ... + 3165.

It is an arithmetic number, because the mean of its divisors is an integer number (513162).

2^2725742 is an apocalyptic number.

2725742 is a deficient number, since it is larger than the sum of its proper divisors (1379554).

2725742 is a wasteful number, since it uses less digits than its factorization.

2725742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5562.

The product of its digits is 7840, while the sum is 29.

The square root of 2725742 is about 1650.9821319445. The cubic root of 2725742 is about 139.6887985489.

The spelling of 2725742 in words is "two million, seven hundred twenty-five thousand, seven hundred forty-two".