354891 has 4 divisors (see below), whose sum is σ = 473192. Its totient is φ = 236592.

The previous prime is 354883. The next prime is 354911. The reversal of 354891 is 198453.

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

It is not a de Polignac number, because 354891 - 2³ = 354883 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354881) 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, 59146 + ... + 59151.

It is an arithmetic number, because the mean of its divisors is an integer number (118298).

2³⁵⁴⁸⁹¹ is an apocalyptic number.

354891 is a deficient number, since it is larger than the sum of its proper divisors (118301).

354891 is a wasteful number, since it uses less digits than its factorization.

354891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118300.

The product of its digits is 4320, while the sum is 30.

The square root of 354891 is about 595.7272866002. The cubic root of 354891 is about 70.7997398567.

The spelling of 354891 in words is "three hundred fifty-four thousand, eight hundred ninety-one".