355432 has 32 divisors (see below), whose sum is σ = 832320. Its totient is φ = 138240.

The previous prime is 355427. The next prime is 355441. The reversal of 355432 is 234553.

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

It is a d-powerful number, because it can be written as 3¹¹ + 5² + 4³ + 5² + 3¹¹ + 2¹⁰ .

It is an unprimeable number.

355432 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, 328 + ... + 904.

It is an arithmetic number, because the mean of its divisors is an integer number (26010).

2³⁵⁵⁴³² 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 355432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416160).

355432 is an abundant number, since it is smaller than the sum of its proper divisors (476888).

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

355432 is a wasteful number, since it uses less digits than its factorization.

355432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601 (or 597 counting only the distinct ones).

The product of its digits is 1800, while the sum is 22.

The square root of 355432 is about 596.1811805148. The cubic root of 355432 is about 70.8356975758.

Adding to 355432 its reverse (234553), we get a palindrome (589985).

It can be divided in two parts, 355 and 432, that added together give a palindrome (787).

The spelling of 355432 in words is "three hundred fifty-five thousand, four hundred thirty-two".