2256600405 has 16 divisors (see below), whose sum is σ = 3620626560. Its totient is φ = 1200164928.

The previous prime is 2256600377. The next prime is 2256600413. The reversal of 2256600405 is 5040066522.

It is not a de Polignac number, because 2256600405 - 2⁵ = 2256600373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204142 + ... + 214911.

It is an arithmetic number, because the mean of its divisors is an integer number (226289160).

Almost surely, 2^2256600405 is an apocalyptic number.

It is an amenable number.

2256600405 is a deficient number, since it is larger than the sum of its proper divisors (1364026155).

2256600405 is a wasteful number, since it uses less digits than its factorization.

2256600405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419420.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2256600405 is about 47503.6883304865. The cubic root of 2256600405 is about 1311.6507761801.

Adding to 2256600405 its reverse (5040066522), we get a palindrome (7296666927).

The spelling of 2256600405 in words is "two billion, two hundred fifty-six million, six hundred thousand, four hundred five".