2744530 has 8 divisors (see below), whose sum is σ = 4940172. Its totient is φ = 1097808.

The previous prime is 2744519. The next prime is 2744543. The reversal of 2744530 is 354472.

It can be written as a sum of positive squares in 2 ways, for example, as 2666689 + 77841 = 1633^2 + 279^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2744495 and 2744504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137217 + ... + 137236.

2^2744530 is an apocalyptic number.

2744530 is a deficient number, since it is larger than the sum of its proper divisors (2195642).

2744530 is a wasteful number, since it uses less digits than its factorization.

2744530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274460.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 2744530 is about 1656.6623071707. The cubic root of 2744530 is about 140.0090130252.

The spelling of 2744530 in words is "two million, seven hundred forty-four thousand, five hundred thirty".