2722546 has 4 divisors (see below), whose sum is σ = 4083822. Its totient is φ = 1361272.

The previous prime is 2722541. The next prime is 2722547. The reversal of 2722546 is 6452272.

2722546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2368521 + 354025 = 1539^2 + 595^2 .

It is not an unprimeable number, because it can be changed into a prime (2722541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680635 + ... + 680638.

2^2722546 is an apocalyptic number.

2722546 is a deficient number, since it is larger than the sum of its proper divisors (1361276).

2722546 is a wasteful number, since it uses less digits than its factorization.

2722546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361275.

The product of its digits is 6720, while the sum is 28.

The square root of 2722546 is about 1650.0139393351. The cubic root of 2722546 is about 139.6341810046.

The spelling of 2722546 in words is "two million, seven hundred twenty-two thousand, five hundred forty-six".