2734745 has 8 divisors (see below), whose sum is σ = 3534216. Its totient is φ = 2019456.

The previous prime is 2734733. The next prime is 2734763. The reversal of 2734745 is 5474372.

It can be written as a sum of positive squares in 4 ways, for example, as 87616 + 2647129 = 296^2 + 1627^2 .

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 2734745 - 2¹² = 2730649 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, 20972 + ... + 21101.

It is an arithmetic number, because the mean of its divisors is an integer number (441777).

2^2734745 is an apocalyptic number.

It is an amenable number.

2734745 is a deficient number, since it is larger than the sum of its proper divisors (799471).

2734745 is a wasteful number, since it uses less digits than its factorization.

2734745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42091.

The product of its digits is 23520, while the sum is 32.

The square root of 2734745 is about 1653.7064431150. The cubic root of 2734745 is about 139.8424247505.

The spelling of 2734745 in words is "two million, seven hundred thirty-four thousand, seven hundred forty-five".