355630 has 32 divisors (see below), whose sum is σ = 723168. Its totient is φ = 124800.

The previous prime is 355609. The next prime is 355633. The reversal of 355630 is 36553.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355633) by changing a digit.

355630 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5800 + ... + 5860.

It is an arithmetic number, because the mean of its divisors is an integer number (22599).

2³⁵⁵⁶³⁰ is an apocalyptic number.

355630 is an abundant number, since it is smaller than the sum of its proper divisors (367538).

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

355630 is a wasteful number, since it uses less digits than its factorization.

355630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 355630 is about 596.3472142972. The cubic root of 355630 is about 70.8488485813.

It can be divided in two parts, 35 and 5630, that added together give a palindrome (5665).

The spelling of 355630 in words is "three hundred fifty-five thousand, six hundred thirty".