2421425445 has 16 divisors (see below), whose sum is σ = 3923324160. Its totient is φ = 1275079104.

The previous prime is 2421425423. The next prime is 2421425449. The reversal of 2421425445 is 5445241242.

It is not a de Polignac number, because 2421425445 - 2⁹ = 2421424933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421425449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1020514 + ... + 1022883.

It is an arithmetic number, because the mean of its divisors is an integer number (245207760).

Almost surely, 2^2421425445 is an apocalyptic number.

It is an amenable number.

2421425445 is a deficient number, since it is larger than the sum of its proper divisors (1501898715).

2421425445 is a wasteful number, since it uses less digits than its factorization.

2421425445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043484.

The product of its digits is 51200, while the sum is 33.

The square root of 2421425445 is about 49207.9815172295. The cubic root of 2421425445 is about 1342.8382413618.

Adding to 2421425445 its reverse (5445241242), we get a palindrome (7866666687).

The spelling of 2421425445 in words is "two billion, four hundred twenty-one million, four hundred twenty-five thousand, four hundred forty-five".