354443986 has 16 divisors (see below), whose sum is σ = 575769600. Its totient is φ = 162673488.

The previous prime is 354443983. The next prime is 354444011. The reversal of 354443986 is 689344453.

It is not an unprimeable number, because it can be changed into a prime (354443983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33426 + ... + 42733.

It is an arithmetic number, because the mean of its divisors is an integer number (35985600).

Almost surely, 2^354443986 is an apocalyptic number.

354443986 is a deficient number, since it is larger than the sum of its proper divisors (221325614).

354443986 is a wasteful number, since it uses less digits than its factorization.

354443986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76353.

The product of its digits is 1244160, while the sum is 46.

The square root of 354443986 is about 18826.6828198703. The cubic root of 354443986 is about 707.7000136218.

The spelling of 354443986 in words is "three hundred fifty-four million, four hundred forty-three thousand, nine hundred eighty-six".