2593439421 has 8 divisors (see below), whose sum is σ = 3466630944. Its totient is φ = 1724603760.

The previous prime is 2593439419. The next prime is 2593439423. The reversal of 2593439421 is 1249343952.

It is an interprime number because it is at equal distance from previous prime (2593439419) and next prime (2593439423).

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

It is not a de Polignac number, because 2593439421 - 2¹ = 2593439419 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2593439423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087575 + ... + 1089956.

It is an arithmetic number, because the mean of its divisors is an integer number (433328868).

Almost surely, 2^2593439421 is an apocalyptic number.

It is an amenable number.

2593439421 is a deficient number, since it is larger than the sum of its proper divisors (873191523).

2593439421 is a wasteful number, since it uses less digits than its factorization.

2593439421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177931.

The product of its digits is 233280, while the sum is 42.

The square root of 2593439421 is about 50925.8227326766. The cubic root of 2593439421 is about 1373.9113226693.

The spelling of 2593439421 in words is "two billion, five hundred ninety-three million, four hundred thirty-nine thousand, four hundred twenty-one".