355345222 has 4 divisors (see below), whose sum is σ = 533017836. Its totient is φ = 177672610.

The previous prime is 355345217. The next prime is 355345223. The reversal of 355345222 is 222543553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222543553 = 79 ⋅2817007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355345223) by changing a digit.

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 as a sum of consecutive naturals, namely, 88836304 + ... + 88836307.

It is an arithmetic number, because the mean of its divisors is an integer number (133254459).

Almost surely, 2^355345222 is an apocalyptic number.

355345222 is a deficient number, since it is larger than the sum of its proper divisors (177672614).

355345222 is a wasteful number, since it uses less digits than its factorization.

355345222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177672613.

The product of its digits is 36000, while the sum is 31.

The square root of 355345222 is about 18850.6026959352. The cubic root of 355345222 is about 708.2993230945.

Adding to 355345222 its reverse (222543553), we get a palindrome (577888775).

The spelling of 355345222 in words is "three hundred fifty-five million, three hundred forty-five thousand, two hundred twenty-two".