2304657421 has 8 divisors (see below), whose sum is σ = 2646496800. Its totient is φ = 1984872240.

The previous prime is 2304657419. The next prime is 2304657457. The reversal of 2304657421 is 1247564032.

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

It is not a de Polignac number, because 2304657421 - 2¹ = 2304657419 is a prime.

It is a super-2 number, since 2×2304657421² = 10622891656340742482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2304657401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5513326 + ... + 5513743.

It is an arithmetic number, because the mean of its divisors is an integer number (330812100).

Almost surely, 2^2304657421 is an apocalyptic number.

It is an amenable number.

2304657421 is a deficient number, since it is larger than the sum of its proper divisors (341839379).

2304657421 is a wasteful number, since it uses less digits than its factorization.

2304657421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11027099.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 2304657421 is about 48006.8476469764. The cubic root of 2304657421 is about 1320.8965100833.

The spelling of 2304657421 in words is "two billion, three hundred four million, six hundred fifty-seven thousand, four hundred twenty-one".