2739842 has 32 divisors (see below), whose sum is σ = 4976640. Its totient is φ = 1106640.

The previous prime is 2739817. The next prime is 2739853. The reversal of 2739842 is 2489372.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25553 + ... + 25659.

It is an arithmetic number, because the mean of its divisors is an integer number (155520).

2^2739842 is an apocalyptic number.

2739842 is a deficient number, since it is larger than the sum of its proper divisors (2236798).

2739842 is a wasteful number, since it uses less digits than its factorization.

2739842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206.

The product of its digits is 24192, while the sum is 35.

The square root of 2739842 is about 1655.2468093913. The cubic root of 2739842 is about 139.9292499663.

The spelling of 2739842 in words is "two million, seven hundred thirty-nine thousand, eight hundred forty-two".