354245 has 4 divisors (see below), whose sum is σ = 425100. Its totient is φ = 283392.

The previous prime is 354209. The next prime is 354247. The reversal of 354245 is 542453.

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 214369 + 139876 = 463^2 + 374^2 .

It is a cyclic number.

It is not a de Polignac number, because 354245 - 2⁶ = 354181 is a prime.

It is a super-3 number, since 3×354245³ = 133362105063768375, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 354245.

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 354245.

It is not an unprimeable number, because it can be changed into a prime (354247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35420 + ... + 35429.

It is an arithmetic number, because the mean of its divisors is an integer number (106275).

2³⁵⁴²⁴⁵ is an apocalyptic number.

It is an amenable number.

354245 is a deficient number, since it is larger than the sum of its proper divisors (70855).

354245 is an equidigital number, since it uses as much as digits as its factorization.

354245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70854.

The product of its digits is 2400, while the sum is 23.

The square root of 354245 is about 595.1848452372. The cubic root of 354245 is about 70.7567553805.

Adding to 354245 its reverse (542453), we get a palindrome (896698).

It can be divided in two parts, 3 and 54245, that multiplied together give a triangular number (162735 = T₅₇₀).

The spelling of 354245 in words is "three hundred fifty-four thousand, two hundred forty-five".