2449161 has 36 divisors (see below), whose sum is σ = 4211844. Its totient is φ = 1362240.

The previous prime is 2449159. The next prime is 2449163. The reversal of 2449161 is 1619442.

2449161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2449159) and next prime (2449163).

It can be written as a sum of positive squares in 2 ways, for example, as 1334025 + 1115136 = 1155^2 + 1056^2 .

It is not a de Polignac number, because 2449161 - 2¹ = 2449159 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2449163) 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 in 35 ways as a sum of consecutive naturals, for example, 14071 + ... + 14243.

2^2449161 is an apocalyptic number.

It is an amenable number.

2449161 is a deficient number, since it is larger than the sum of its proper divisors (1762683).

2449161 is a wasteful number, since it uses less digits than its factorization.

2449161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 200 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 2449161 is about 1564.9795525821. The cubic root of 2449161 is about 134.7945847191.

The spelling of 2449161 in words is "two million, four hundred forty-nine thousand, one hundred sixty-one".