2430423521 has 8 divisors (see below), whose sum is σ = 2474669760. Its totient is φ = 2386279152.

The previous prime is 2430423509. The next prime is 2430423539. The reversal of 2430423521 is 1253240342.

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

It is a cyclic number.

It is not a de Polignac number, because 2430423521 - 2²² = 2426229217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2430423571) 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, 23531 + ... + 73583.

It is an arithmetic number, because the mean of its divisors is an integer number (309333720).

Almost surely, 2^2430423521 is an apocalyptic number.

It is an amenable number.

2430423521 is a deficient number, since it is larger than the sum of its proper divisors (44246239).

2430423521 is an equidigital number, since it uses as much as digits as its factorization.

2430423521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50935.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 2430423521 is about 49299.3257661806. The cubic root of 2430423521 is about 1344.4995251509.

Adding to 2430423521 its reverse (1253240342), we get a palindrome (3683663863).

The spelling of 2430423521 in words is "two billion, four hundred thirty million, four hundred twenty-three thousand, five hundred twenty-one".