354186344 has 16 divisors (see below), whose sum is σ = 670193700. Its totient is φ = 175468032.

The previous prime is 354186341. The next prime is 354186359. The reversal of 354186344 is 443681453.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 292752100 + 61434244 = 17110^2 + 7838^2 .

It is a junction number, because it is equal to n+sod(n) for n = 354186298 and 354186307.

It is not an unprimeable number, because it can be changed into a prime (354186341) 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 3 ways as a sum of consecutive naturals, for example, 202217 + ... + 203960.

Almost surely, 2^354186344 is an apocalyptic number.

It is an amenable number.

354186344 is a deficient number, since it is larger than the sum of its proper divisors (316007356).

354186344 is a wasteful number, since it uses less digits than its factorization.

354186344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406292 (or 406288 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 354186344 is about 18819.8391066449. The cubic root of 354186344 is about 707.5284985628.

The spelling of 354186344 in words is "three hundred fifty-four million, one hundred eighty-six thousand, three hundred forty-four".