2421206043 has 8 divisors (see below), whose sum is σ = 3398184000. Its totient is φ = 1529182728.

The previous prime is 2421206017. The next prime is 2421206057. The reversal of 2421206043 is 3406021242.

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

It is not a de Polignac number, because 2421206043 - 2⁶ = 2421205979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2421206063) 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, 21238593 + ... + 21238706.

It is an arithmetic number, because the mean of its divisors is an integer number (424773000).

Almost surely, 2^2421206043 is an apocalyptic number.

2421206043 is a deficient number, since it is larger than the sum of its proper divisors (976977957).

2421206043 is a wasteful number, since it uses less digits than its factorization.

2421206043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42477321.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2421206043 is about 49205.7521332618. The cubic root of 2421206043 is about 1342.7976825668.

Adding to 2421206043 its reverse (3406021242), we get a palindrome (5827227285).

The spelling of 2421206043 in words is "two billion, four hundred twenty-one million, two hundred six thousand, forty-three".