355871 has 4 divisors (see below), whose sum is σ = 357600. Its totient is φ = 354144.

The previous prime is 355867. The next prime is 355891. The reversal of 355871 is 178553.

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

It is a cyclic number.

It is not a de Polignac number, because 355871 - 2² = 355867 is a prime.

It is a Duffinian number.

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 355871.

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, 506 + ... + 983.

It is an arithmetic number, because the mean of its divisors is an integer number (89400).

2³⁵⁵⁸⁷¹ is an apocalyptic number.

355871 is a deficient number, since it is larger than the sum of its proper divisors (1729).

355871 is a wasteful number, since it uses less digits than its factorization.

355871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728.

The product of its digits is 4200, while the sum is 29.

The square root of 355871 is about 596.5492435667. The cubic root of 355871 is about 70.8648490284.

The spelling of 355871 in words is "three hundred fifty-five thousand, eight hundred seventy-one".