2255633420 has 12 divisors (see below), whose sum is σ = 4736830224. Its totient is φ = 902253360.

The previous prime is 2255633407. The next prime is 2255633459. The reversal of 2255633420 is 243365522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56390816 + ... + 56390855.

It is an arithmetic number, because the mean of its divisors is an integer number (394735852).

Almost surely, 2^2255633420 is an apocalyptic number.

2255633420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2255633420 is an abundant number, since it is smaller than the sum of its proper divisors (2481196804).

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

2255633420 is a wasteful number, since it uses less digits than its factorization.

2255633420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112781680 (or 112781678 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 2255633420 is about 47493.5092407373. The cubic root of 2255633420 is about 1311.4633958129.

Adding to 2255633420 its reverse (243365522), we get a palindrome (2498998942).

The spelling of 2255633420 in words is "two billion, two hundred fifty-five million, six hundred thirty-three thousand, four hundred twenty".