4000424149 has 2 divisors, whose sum is σ = 4000424150. Its totient is φ = 4000424148.

The previous prime is 4000424143. The next prime is 4000424167. The reversal of 4000424149 is 9414240004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3404722500 + 595701649 = 58350^2 + 24407^2 .

It is a cyclic number.

It is not a de Polignac number, because 4000424149 - 2¹³ = 4000415957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000424143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000212074 + 2000212075.

It is an arithmetic number, because the mean of its divisors is an integer number (2000212075).

Almost surely, 2^4000424149 is an apocalyptic number.

It is an amenable number.

4000424149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000424149 is an equidigital number, since it uses as much as digits as its factorization.

4000424149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 4000424149 is about 63248.9063067497. The cubic root of 4000424149 is about 1587.4571578659.

The spelling of 4000424149 in words is "four billion, four hundred twenty-four thousand, one hundred forty-nine".