441626149 has 2 divisors, whose sum is σ = 441626150. Its totient is φ = 441626148.

The previous prime is 441626131. The next prime is 441626201. The reversal of 441626149 is 941626144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 425101924 + 16524225 = 20618^2 + 4065^2 .

It is a cyclic number.

It is not a de Polignac number, because 441626149 - 2¹⁵ = 441593381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441626849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220813074 + 220813075.

It is an arithmetic number, because the mean of its divisors is an integer number (220813075).

Almost surely, 2^441626149 is an apocalyptic number.

It is an amenable number.

441626149 is a deficient number, since it is larger than the sum of its proper divisors (1).

441626149 is an equidigital number, since it uses as much as digits as its factorization.

441626149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 37.

The square root of 441626149 is about 21014.9030214274. The cubic root of 441626149 is about 761.5263352549.

The spelling of 441626149 in words is "four hundred forty-one million, six hundred twenty-six thousand, one hundred forty-nine".