2421327243 has 8 divisors (see below), whose sum is σ = 3229157008. Its totient is φ = 1613857824.

The previous prime is 2421327179. The next prime is 2421327253. The reversal of 2421327243 is 3427231242.

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

It is not a de Polignac number, because 2421327243 - 2⁶ = 2421327179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2421327243.

It is not an unprimeable number, because it can be changed into a prime (2421327253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73996 + ... + 101577.

It is an arithmetic number, because the mean of its divisors is an integer number (403644626).

Almost surely, 2^2421327243 is an apocalyptic number.

2421327243 is a deficient number, since it is larger than the sum of its proper divisors (807829765).

2421327243 is a wasteful number, since it uses less digits than its factorization.

2421327243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180173.

The product of its digits is 16128, while the sum is 30.

The square root of 2421327243 is about 49206.9836811809. The cubic root of 2421327243 is about 1342.8200879798.

Adding to 2421327243 its reverse (3427231242), we get a palindrome (5848558485).

The spelling of 2421327243 in words is "two billion, four hundred twenty-one million, three hundred twenty-seven thousand, two hundred forty-three".