354245243 has 16 divisors (see below), whose sum is σ = 393845760. Its totient is φ = 315931200.

The previous prime is 354245219. The next prime is 354245249. The reversal of 354245243 is 342542453.

It is a cyclic number.

It is not a de Polignac number, because 354245243 - 2¹⁴ = 354228859 is a prime.

It is a super-3 number, since 3×354245243³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (354245249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143903 + ... + 146343.

It is an arithmetic number, because the mean of its divisors is an integer number (24615360).

Almost surely, 2^354245243 is an apocalyptic number.

354245243 is a deficient number, since it is larger than the sum of its proper divisors (39600517).

354245243 is a wasteful number, since it uses less digits than its factorization.

354245243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2698.

The product of its digits is 57600, while the sum is 32.

The square root of 354245243 is about 18821.4038530605. The cubic root of 354245243 is about 707.5677155945.

Adding to 354245243 its reverse (342542453), we get a palindrome (696787696).

The spelling of 354245243 in words is "three hundred fifty-four million, two hundred forty-five thousand, two hundred forty-three".