4004242399 has 2 divisors, whose sum is σ = 4004242400. Its totient is φ = 4004242398.

The previous prime is 4004242397. The next prime is 4004242447. The reversal of 4004242399 is 9932424004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4004242399 - 2¹ = 4004242397 is a prime.

Together with 4004242397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4004242391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2002121199 + 2002121200.

It is an arithmetic number, because the mean of its divisors is an integer number (2002121200).

Almost surely, 2^4004242399 is an apocalyptic number.

4004242399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4004242399 is an equidigital number, since it uses as much as digits as its factorization.

4004242399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 4004242399 is about 63279.0834241458. The cubic root of 4004242399 is about 1587.9620527355.

The spelling of 4004242399 in words is "four billion, four million, two hundred forty-two thousand, three hundred ninety-nine".