354947 has 4 divisors (see below), whose sum is σ = 359520. Its totient is φ = 350376.

The previous prime is 354911. The next prime is 354953. The reversal of 354947 is 749453.

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 354947 - 2⁶ = 354883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354997) 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, 2168 + ... + 2325.

It is an arithmetic number, because the mean of its divisors is an integer number (89880).

2³⁵⁴⁹⁴⁷ is an apocalyptic number.

354947 is a deficient number, since it is larger than the sum of its proper divisors (4573).

354947 is an equidigital number, since it uses as much as digits as its factorization.

354947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4572.

The product of its digits is 15120, while the sum is 32.

The square root of 354947 is about 595.7742861185. The cubic root of 354947 is about 70.8034636075.

The spelling of 354947 in words is "three hundred fifty-four thousand, nine hundred forty-seven".