2549716 has 12 divisors (see below), whose sum is σ = 4805332. Its totient is φ = 1176768.

The previous prime is 2549713. The next prime is 2549731. The reversal of 2549716 is 6179452.

It can be written as a sum of positive squares in 2 ways, for example, as 435600 + 2114116 = 660^2 + 1454^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2549713) 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 3 ways as a sum of consecutive naturals, for example, 24465 + ... + 24568.

2^2549716 is an apocalyptic number.

2549716 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2549716 is a deficient number, since it is larger than the sum of its proper divisors (2255616).

2549716 is a wasteful number, since it uses less digits than its factorization.

2549716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49050 (or 49048 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 2549716 is about 1596.7830159417. The cubic root of 2549716 is about 136.6146487209.

The spelling of 2549716 in words is "two million, five hundred forty-nine thousand, seven hundred sixteen".