355512222 has 24 divisors (see below), whose sum is σ = 829529064. Its totient is φ = 109388304.

The previous prime is 355512221. The next prime is 355512259. The reversal of 355512222 is 222215553.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355512221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 759408 + ... + 759875.

It is an arithmetic number, because the mean of its divisors is an integer number (34563711).

Almost surely, 2^355512222 is an apocalyptic number.

355512222 is an abundant number, since it is smaller than the sum of its proper divisors (474016842).

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

355512222 is a wasteful number, since it uses less digits than its factorization.

355512222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1519304 (or 1519301 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 355512222 is about 18855.0317422167. The cubic root of 355512222 is about 708.4102644686.

Adding to 355512222 its reverse (222215553), we get a palindrome (577727775).

It can be divided in two parts, 35551 and 2222, that added together give a palindrome (37773).

The spelling of 355512222 in words is "three hundred fifty-five million, five hundred twelve thousand, two hundred twenty-two".