352740843 has 24 divisors (see below), whose sum is σ = 627096288. Its totient is φ = 186060672.

The previous prime is 352740827. The next prime is 352740877. The reversal of 352740843 is 348047253.

It is a happy number.

It is not a de Polignac number, because 352740843 - 2⁴ = 352740827 is a prime.

It is a super-2 number, since 2×352740843² = 248852204640701298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 352740798 and 352740807.

It is not an unprimeable number, because it can be changed into a prime (352740893) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 214530 + ... + 216167.

It is an arithmetic number, because the mean of its divisors is an integer number (26129012).

Almost surely, 2^352740843 is an apocalyptic number.

352740843 is a deficient number, since it is larger than the sum of its proper divisors (274355445).

352740843 is a wasteful number, since it uses less digits than its factorization.

352740843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430723 (or 430720 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 352740843 is about 18781.3961941065. The cubic root of 352740843 is about 706.5646672776.

The spelling of 352740843 in words is "three hundred fifty-two million, seven hundred forty thousand, eight hundred forty-three".