353340873 has 10 divisors (see below), whose sum is σ = 527830314. Its totient is φ = 235560528.

The previous prime is 353340859. The next prime is 353340893. The reversal of 353340873 is 378043353.

It is a happy number.

353340873 is a `hidden beast` number, since 3 + 533 + 40 + 87 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 271854144 + 81486729 = 16488^2 + 9027^2 .

It is not a de Polignac number, because 353340873 - 2¹² = 353336777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (353340893) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2181036 + ... + 2181197.

Almost surely, 2^353340873 is an apocalyptic number.

It is an amenable number.

353340873 is a deficient number, since it is larger than the sum of its proper divisors (174489441).

353340873 is an equidigital number, since it uses as much as digits as its factorization.

353340873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4362245 (or 4362236 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 353340873 is about 18797.3634587407. The cubic root of 353340873 is about 706.9650743944.

The spelling of 353340873 in words is "three hundred fifty-three million, three hundred forty thousand, eight hundred seventy-three".