355643345 has 8 divisors (see below), whose sum is σ = 427061376. Its totient is φ = 284321776.

The previous prime is 355643329. The next prime is 355643357. The reversal of 355643345 is 543346553.

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

It is a cyclic number.

It is not a de Polignac number, because 355643345 - 2⁴ = 355643329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 355643299 and 355643308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15737 + ... + 30966.

It is an arithmetic number, because the mean of its divisors is an integer number (53382672).

Almost surely, 2^355643345 is an apocalyptic number.

It is an amenable number.

355643345 is a deficient number, since it is larger than the sum of its proper divisors (71418031).

355643345 is a wasteful number, since it uses less digits than its factorization.

355643345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48231.

The product of its digits is 324000, while the sum is 38.

The square root of 355643345 is about 18858.5085571474. The cubic root of 355643345 is about 708.4973477020.

Adding to 355643345 its reverse (543346553), we get a palindrome (898989898).

The spelling of 355643345 in words is "three hundred fifty-five million, six hundred forty-three thousand, three hundred forty-five".