2739145 has 8 divisors (see below), whose sum is σ = 3301056. Its totient is φ = 2181936.

The previous prime is 2739133. The next prime is 2739151. The reversal of 2739145 is 5419372.

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

It is a cyclic number.

It is not a de Polignac number, because 2739145 - 2⁷ = 2739017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274 + ... + 2356.

It is an arithmetic number, because the mean of its divisors is an integer number (412632).

2^2739145 is an apocalyptic number.

It is an amenable number.

2739145 is a deficient number, since it is larger than the sum of its proper divisors (561911).

2739145 is a wasteful number, since it uses less digits than its factorization.

2739145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2351.

The product of its digits is 7560, while the sum is 31.

The square root of 2739145 is about 1655.0362533794. The cubic root of 2739145 is about 139.9173832286.

The spelling of 2739145 in words is "two million, seven hundred thirty-nine thousand, one hundred forty-five".