356636 has 24 divisors (see below), whose sum is σ = 731136. Its totient is φ = 149040.

The previous prime is 356621. The next prime is 356647. The reversal of 356636 is 636653.

It is a junction number, because it is equal to n+sod(n) for n = 356599 and 356608.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 356636.

It is an unprimeable number.

356636 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1181 + ... + 1451.

It is an arithmetic number, because the mean of its divisors is an integer number (30464).

2³⁵⁶⁶³⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 356636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365568).

356636 is an abundant number, since it is smaller than the sum of its proper divisors (374500).

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

356636 is a wasteful number, since it uses less digits than its factorization.

356636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 327 counting only the distinct ones).

The product of its digits is 9720, while the sum is 29.

The square root of 356636 is about 597.1900869907. The cubic root of 356636 is about 70.9155910205.

The spelling of 356636 in words is "three hundred fifty-six thousand, six hundred thirty-six".