2540304430 has 16 divisors (see below), whose sum is σ = 4574468160. Its totient is φ = 1015695072.

The previous prime is 2540304383. The next prime is 2540304461. The reversal of 2540304430 is 344030452.

It is a junction number, because it is equal to n+sod(n) for n = 2540304395 and 2540304404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27750 + ... + 76489.

It is an arithmetic number, because the mean of its divisors is an integer number (285904260).

Almost surely, 2^2540304430 is an apocalyptic number.

2540304430 is a deficient number, since it is larger than the sum of its proper divisors (2034163730).

2540304430 is a wasteful number, since it uses less digits than its factorization.

2540304430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106683.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2540304430 is about 50401.4328169349. The cubic root of 2540304430 is about 1364.4634976937.

Adding to 2540304430 its reverse (344030452), we get a palindrome (2884334882).

The spelling of 2540304430 in words is "two billion, five hundred forty million, three hundred four thousand, four hundred thirty".