355522 has 4 divisors (see below), whose sum is σ = 533286. Its totient is φ = 177760.

The previous prime is 355519. The next prime is 355529. The reversal of 355522 is 225553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225553 = 47 ⋅4799.

It can be written as a sum of positive squares in only one way, i.e., 349281 + 6241 = 591^2 + 79^2 .

It is a junction number, because it is equal to n+sod(n) for n = 355493 and 355502.

It is not an unprimeable number, because it can be changed into a prime (355529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88879 + ... + 88882.

2³⁵⁵⁵²² is an apocalyptic number.

355522 is a deficient number, since it is larger than the sum of its proper divisors (177764).

355522 is a wasteful number, since it uses less digits than its factorization.

355522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177763.

The product of its digits is 1500, while the sum is 22.

The square root of 355522 is about 596.2566561473. The cubic root of 355522 is about 70.8416759109.

It can be divided in two parts, 3555 and 22, that multiplied together give a triangular number (78210 = T₃₉₅).

The spelling of 355522 in words is "three hundred fifty-five thousand, five hundred twenty-two".