2255506242 has 32 divisors (see below), whose sum is σ = 4980407040. Its totient is φ = 675250320.

The previous prime is 2255506189. The next prime is 2255506243. The reversal of 2255506242 is 2426055522.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (2255506243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200392 + ... + 211347.

It is an arithmetic number, because the mean of its divisors is an integer number (155637720).

Almost surely, 2^2255506242 is an apocalyptic number.

2255506242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2255506242 is an abundant number, since it is smaller than the sum of its proper divisors (2724900798).

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

2255506242 is a wasteful number, since it uses less digits than its factorization.

2255506242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411838.

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 2255506242 is about 47492.1703231175. The cubic root of 2255506242 is about 1311.4387475368.

The spelling of 2255506242 in words is "two billion, two hundred fifty-five million, five hundred six thousand, two hundred forty-two".