356218 has 8 divisors (see below), whose sum is σ = 565812. Its totient is φ = 167616.

The previous prime is 356197. The next prime is 356219. The reversal of 356218 is 812653.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 328329 + 27889 = 573^2 + 167^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 356192 and 356201.

It is not an unprimeable number, because it can be changed into a prime (356219) 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 in 3 ways as a sum of consecutive naturals, for example, 5205 + ... + 5272.

2³⁵⁶²¹⁸ is an apocalyptic number.

356218 is a deficient number, since it is larger than the sum of its proper divisors (209594).

356218 is a wasteful number, since it uses less digits than its factorization.

356218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10496.

The product of its digits is 1440, while the sum is 25.

The square root of 356218 is about 596.8400120635. The cubic root of 356218 is about 70.8878743330.

The spelling of 356218 in words is "three hundred fifty-six thousand, two hundred eighteen".