355801 has 4 divisors (see below), whose sum is σ = 368100. Its totient is φ = 343504.

The previous prime is 355799. The next prime is 355811. The reversal of 355801 is 108553.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 274576 + 81225 = 524^2 + 285^2 .

It is a cyclic number.

It is not a de Polignac number, because 355801 - 2¹ = 355799 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (355811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6106 + ... + 6163.

It is an arithmetic number, because the mean of its divisors is an integer number (92025).

2³⁵⁵⁸⁰¹ is an apocalyptic number.

It is an amenable number.

355801 is a deficient number, since it is larger than the sum of its proper divisors (12299).

355801 is a wasteful number, since it uses less digits than its factorization.

355801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12298.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 355801 is about 596.4905699171. The cubic root of 355801 is about 70.8602023402.

It can be divided in two parts, 355 and 801, that added together give a square (1156 = 34²).

The spelling of 355801 in words is "three hundred fifty-five thousand, eight hundred one".