5449861 has 2 divisors, whose sum is σ = 5449862. Its totient is φ = 5449860.

The previous prime is 5449853. The next prime is 5449867. The reversal of 5449861 is 1689445.

It is a happy number.

5449861 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3744225 + 1705636 = 1935^2 + 1306^2 .

It is a cyclic number.

It is not a de Polignac number, because 5449861 - 2³ = 5449853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5449861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5449867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2724930 + 2724931.

It is an arithmetic number, because the mean of its divisors is an integer number (2724931).

Almost surely, 2^5449861 is an apocalyptic number.

It is an amenable number.

5449861 is a deficient number, since it is larger than the sum of its proper divisors (1).

5449861 is an equidigital number, since it uses as much as digits as its factorization.

5449861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 37.

The square root of 5449861 is about 2334.4937352668. The cubic root of 5449861 is about 175.9793902347.

The spelling of 5449861 in words is "five million, four hundred forty-nine thousand, eight hundred sixty-one".