2355223231 has 8 divisors (see below), whose sum is σ = 2494396080. Its totient is φ = 2216120448.

The previous prime is 2355223217. The next prime is 2355223243. The reversal of 2355223231 is 1323225532.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2355223231 - 2⁷ = 2355223103 is a prime.

It is a super-2 number, since 2×2355223231² = 11094152935684158722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2355223231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2355203231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62065 + ... + 92533.

It is an arithmetic number, because the mean of its divisors is an integer number (311799510).

Almost surely, 2^2355223231 is an apocalyptic number.

2355223231 is a deficient number, since it is larger than the sum of its proper divisors (139172849).

2355223231 is a wasteful number, since it uses less digits than its factorization.

2355223231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35033.

The product of its digits is 10800, while the sum is 28.

The square root of 2355223231 is about 48530.6421861487. The cubic root of 2355223231 is about 1330.4871735552.

Adding to 2355223231 its reverse (1323225532), we get a palindrome (3678448763).

The spelling of 2355223231 in words is "two billion, three hundred fifty-five million, two hundred twenty-three thousand, two hundred thirty-one".