4349881 has 2 divisors, whose sum is σ = 4349882. Its totient is φ = 4349880.

The previous prime is 4349861. The next prime is 4349899. The reversal of 4349881 is 1889434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3644281 + 705600 = 1909^2 + 840^2 .

It is a cyclic number.

It is not a de Polignac number, because 4349881 - 2⁷ = 4349753 is a prime.

It is a super-2 number, since 2×4349881² = 37842929428322, which contains 22 as substring.

4349881 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4349881.

It is not a weakly prime, because it can be changed into another prime (4349801) 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 as a sum of consecutive naturals, namely, 2174940 + 2174941.

It is an arithmetic number, because the mean of its divisors is an integer number (2174941).

Almost surely, 2^4349881 is an apocalyptic number.

It is an amenable number.

4349881 is a deficient number, since it is larger than the sum of its proper divisors (1).

4349881 is an equidigital number, since it uses as much as digits as its factorization.

4349881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 37.

The square root of 4349881 is about 2085.6368331999. The cubic root of 4349881 is about 163.2397015299.

The spelling of 4349881 in words is "four million, three hundred forty-nine thousand, eight hundred eighty-one".