4385149 has 2 divisors, whose sum is σ = 4385150. Its totient is φ = 4385148.

The previous prime is 4385141. The next prime is 4385159. The reversal of 4385149 is 9415834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4305625 + 79524 = 2075^2 + 282^2 .

It is a cyclic number.

It is not a de Polignac number, because 4385149 - 2³ = 4385141 is a prime.

4385149 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4385141) 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, 2192574 + 2192575.

It is an arithmetic number, because the mean of its divisors is an integer number (2192575).

Almost surely, 2^4385149 is an apocalyptic number.

It is an amenable number.

4385149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4385149 is an equidigital number, since it uses as much as digits as its factorization.

4385149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

The square root of 4385149 is about 2094.0747360111. The cubic root of 4385149 is about 163.6796866118.

The spelling of 4385149 in words is "four million, three hundred eighty-five thousand, one hundred forty-nine".