356222 has 8 divisors (see below), whose sum is σ = 537096. Its totient is φ = 177192.

The previous prime is 356219. The next prime is 356243. The reversal of 356222 is 222653.

It is a happy number.

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

It is a super-2 number, since 2×356222² = 253788226568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 356194 and 356203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233 + ... + 875.

It is an arithmetic number, because the mean of its divisors is an integer number (67137).

2³⁵⁶²²² is an apocalyptic number.

356222 is a deficient number, since it is larger than the sum of its proper divisors (180874).

356222 is a wasteful number, since it uses less digits than its factorization.

356222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922.

The product of its digits is 720, while the sum is 20.

The square root of 356222 is about 596.8433630359. The cubic root of 356222 is about 70.8881396672. Note that the first 3 decimals are identical.

Adding to 356222 its reverse (222653), we get a palindrome (578875).

The spelling of 356222 in words is "three hundred fifty-six thousand, two hundred twenty-two".