353899979 has 8 divisors (see below), whose sum is σ = 360421872. Its totient is φ = 347401440.

The previous prime is 353899951. The next prime is 353899981. The reversal of 353899979 is 979998353.

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 353899979 - 2⁸ = 353899723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (353899079) 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, 26357 + ... + 37449.

It is an arithmetic number, because the mean of its divisors is an integer number (45052734).

Almost surely, 2^353899979 is an apocalyptic number.

353899979 is a deficient number, since it is larger than the sum of its proper divisors (6521893).

353899979 is a wasteful number, since it uses less digits than its factorization.

353899979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11677.

The product of its digits is 16533720, while the sum is 62.

The square root of 353899979 is about 18812.2295063610. The cubic root of 353899979 is about 707.3377646631.

The spelling of 353899979 in words is "three hundred fifty-three million, eight hundred ninety-nine thousand, nine hundred seventy-nine".