2024442391 has 4 divisors (see below), whose sum is σ = 2033520832. Its totient is φ = 2015363952.

The previous prime is 2024442379. The next prime is 2024442437. The reversal of 2024442391 is 1932444202.

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

It is a cyclic number.

It is not a de Polignac number, because 2024442391 - 2¹⁹ = 2023918103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2024442311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4538886 + ... + 4539331.

It is an arithmetic number, because the mean of its divisors is an integer number (508380208).

Almost surely, 2^2024442391 is an apocalyptic number.

2024442391 is a deficient number, since it is larger than the sum of its proper divisors (9078441).

2024442391 is an equidigital number, since it uses as much as digits as its factorization.

2024442391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9078440.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 2024442391 is about 44993.8039178730. The cubic root of 2024442391 is about 1265.0328624416.

Adding to 2024442391 its reverse (1932444202), we get a palindrome (3956886593).

The spelling of 2024442391 in words is "two billion, twenty-four million, four hundred forty-two thousand, three hundred ninety-one".