2505321434 has 16 divisors (see below), whose sum is σ = 4685276736. Its totient is φ = 976099200.

The previous prime is 2505321373. The next prime is 2505321443. The reversal of 2505321434 is 4341235052.

It is a happy number.

2505321434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2505321397 and 2505321406.

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, 8134007 + ... + 8134314.

It is an arithmetic number, because the mean of its divisors is an integer number (292829796).

Almost surely, 2^2505321434 is an apocalyptic number.

2505321434 is a deficient number, since it is larger than the sum of its proper divisors (2179955302).

2505321434 is a wasteful number, since it uses less digits than its factorization.

2505321434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16268341.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 2505321434 is about 50053.1860524383. The cubic root of 2505321434 is about 1358.1710987977.

Adding to 2505321434 its reverse (4341235052), we get a palindrome (6846556486).

The spelling of 2505321434 in words is "two billion, five hundred five million, three hundred twenty-one thousand, four hundred thirty-four".