4024442399 has 4 divisors (see below), whose sum is σ = 4025087400. Its totient is φ = 4023797400.

The previous prime is 4024442353. The next prime is 4024442407. The reversal of 4024442399 is 9932444204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4024442399 is a prime.

It is a super-2 number, since 2×4024442399² = 32392273245737750402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4024442309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313049 + ... + 325650.

It is an arithmetic number, because the mean of its divisors is an integer number (1006271850).

Almost surely, 2^4024442399 is an apocalyptic number.

4024442399 is a deficient number, since it is larger than the sum of its proper divisors (645001).

4024442399 is an equidigital number, since it uses as much as digits as its factorization.

4024442399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645000.

The product of its (nonzero) digits is 248832, while the sum is 41.

The square root of 4024442399 is about 63438.4930385330. The cubic root of 4024442399 is about 1590.6278125422.

The spelling of 4024442399 in words is "four billion, twenty-four million, four hundred forty-two thousand, three hundred ninety-nine".