2600423400 has 48 divisors (see below), whose sum is σ = 8061314400. Its totient is φ = 693446080.

The previous prime is 2600423389. The next prime is 2600423453. The reversal of 2600423400 is 43240062.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2166420 + ... + 2167619.

It is an arithmetic number, because the mean of its divisors is an integer number (167944050).

Almost surely, 2^2600423400 is an apocalyptic number.

2600423400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2600423400 is an abundant number, since it is smaller than the sum of its proper divisors (5460891000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2600423400 is a wasteful number, since it uses less digits than its factorization.

2600423400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4334058 (or 4334049 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2600423400 is about 50994.3467454972. The cubic root of 2600423400 is about 1375.1435045816.

Adding to 2600423400 its reverse (43240062), we get a palindrome (2643663462).

The spelling of 2600423400 in words is "two billion, six hundred million, four hundred twenty-three thousand, four hundred".