2774530 has 24 divisors (see below), whose sum is σ = 5491836. Its totient is φ = 1008480.

The previous prime is 2774503. The next prime is 2774539. The reversal of 2774530 is 354772.

It can be written as a sum of positive squares in 2 ways, for example, as 2686321 + 88209 = 1639^2 + 297^2 .

It is not an unprimeable number, because it can be changed into a prime (2774539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64 + ... + 2356.

2^2774530 is an apocalyptic number.

2774530 is a deficient number, since it is larger than the sum of its proper divisors (2717306).

2774530 is a wasteful number, since it uses less digits than its factorization.

2774530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322 (or 2311 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 2774530 is about 1665.6920483691. The cubic root of 2774530 is about 140.5173038806.

The spelling of 2774530 in words is "two million, seven hundred seventy-four thousand, five hundred thirty".