354543673 has 6 divisors (see below), whose sum is σ = 389705162. Its totient is φ = 322312320.

The previous prime is 354543661. The next prime is 354543697. The reversal of 354543673 is 376345453.

It can be written as a sum of positive squares in only one way, i.e., 262537209 + 92006464 = 16203^2 + 9592^2 .

It is not a de Polignac number, because 354543673 - 2⁵ = 354543641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (354540673) 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 5 ways as a sum of consecutive naturals, for example, 1464936 + ... + 1465177.

Almost surely, 2^354543673 is an apocalyptic number.

It is an amenable number.

354543673 is a deficient number, since it is larger than the sum of its proper divisors (35161489).

354543673 is a wasteful number, since it uses less digits than its factorization.

354543673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2930135 (or 2930124 counting only the distinct ones).

The product of its digits is 453600, while the sum is 40.

The square root of 354543673 is about 18829.3301261622. The cubic root of 354543673 is about 707.7663540321.

It can be divided in two parts, 354543 and 673, that added together give a square (355216 = 596²).

The spelling of 354543673 in words is "three hundred fifty-four million, five hundred forty-three thousand, six hundred seventy-three".