2541442389 has 8 divisors (see below), whose sum is σ = 3423524160. Its totient is φ = 1676827776.

The previous prime is 2541442381. The next prime is 2541442391. The reversal of 2541442389 is 9832441452.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2541442389 - 2³ = 2541442381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2541442389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541442381) 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 7 ways as a sum of consecutive naturals, for example, 4366449 + ... + 4367030.

It is an arithmetic number, because the mean of its divisors is an integer number (427940520).

Almost surely, 2^2541442389 is an apocalyptic number.

It is an amenable number.

2541442389 is a deficient number, since it is larger than the sum of its proper divisors (882081771).

2541442389 is an equidigital number, since it uses as much as digits as its factorization.

2541442389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8733579.

The product of its digits is 276480, while the sum is 42.

The square root of 2541442389 is about 50412.7205078242. The cubic root of 2541442389 is about 1364.6672097248.

The spelling of 2541442389 in words is "two billion, five hundred forty-one million, four hundred forty-two thousand, three hundred eighty-nine".