2549422 has 16 divisors (see below), whose sum is σ = 4082400. Its totient is φ = 1189888.

The previous prime is 2549387. The next prime is 2549423. The reversal of 2549422 is 2249452.

It is a d-powerful number, because it can be written as 2¹⁸ + 5 + 4⁸ + 9⁵ + 4⁸ + 2²⁰ + 2²⁰ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2549423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5454 + ... + 5902.

It is an arithmetic number, because the mean of its divisors is an integer number (255150).

2^2549422 is an apocalyptic number.

2549422 is a deficient number, since it is larger than the sum of its proper divisors (1532978).

2549422 is a wasteful number, since it uses less digits than its factorization.

2549422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635.

The product of its digits is 5760, while the sum is 28.

The square root of 2549422 is about 1596.6909531904. The cubic root of 2549422 is about 136.6093976458.

The spelling of 2549422 in words is "two million, five hundred forty-nine thousand, four hundred twenty-two".