357243 has 8 divisors (see below), whose sum is σ = 479568. Its totient is φ = 236544.

The previous prime is 357241. The next prime is 357263. The reversal of 357243 is 342753.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 357243 - 2¹ = 357241 is a prime.

It is a super-2 number, since 2×357243² = 255245122098, which contains 22 as substring.

357243 is a lucky number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (357241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271 + ... + 887.

It is an arithmetic number, because the mean of its divisors is an integer number (59946).

2³⁵⁷²⁴³ is an apocalyptic number.

357243 is a deficient number, since it is larger than the sum of its proper divisors (122325).

357243 is a wasteful number, since it uses less digits than its factorization.

357243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813.

The product of its digits is 2520, while the sum is 24.

The square root of 357243 is about 597.6980843202. The cubic root of 357243 is about 70.9558013613.

Adding to 357243 its reverse (342753), we get a palindrome (699996).

The spelling of 357243 in words is "three hundred fifty-seven thousand, two hundred forty-three".