358091 has 4 divisors (see below), whose sum is σ = 359352. Its totient is φ = 356832.

The previous prime is 358079. The next prime is 358103. The reversal of 358091 is 190853.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (358079) and next prime (358103).

It is a cyclic number.

It is not a de Polignac number, because 358091 - 2¹⁸ = 95947 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 358091.

It is not an unprimeable number, because it can be changed into a prime (358031) 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, 20 + ... + 846.

It is an arithmetic number, because the mean of its divisors is an integer number (89838).

2³⁵⁸⁰⁹¹ is an apocalyptic number.

358091 is a deficient number, since it is larger than the sum of its proper divisors (1261).

358091 is an equidigital number, since it uses as much as digits as its factorization.

358091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 358091 is about 598.4070520975. The cubic root of 358091 is about 71.0119004056.

The spelling of 358091 in words is "three hundred fifty-eight thousand, ninety-one".