354447 has 6 divisors (see below), whose sum is σ = 511992. Its totient is φ = 236292.

The previous prime is 354443. The next prime is 354451. The reversal of 354447 is 744453.

It is an interprime number because it is at equal distance from previous prime (354443) and next prime (354451).

It is not a de Polignac number, because 354447 - 2² = 354443 is a prime.

It is a plaindrome in base 11 and base 16.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 354447.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 354447.

It is not an unprimeable number, because it can be changed into a prime (354443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19683 + ... + 19700.

It is an arithmetic number, because the mean of its divisors is an integer number (85332).

2³⁵⁴⁴⁴⁷ is an apocalyptic number.

354447 is a deficient number, since it is larger than the sum of its proper divisors (157545).

354447 is a wasteful number, since it uses less digits than its factorization.

354447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39389 (or 39386 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 354447 is about 595.3545162338. The cubic root of 354447 is about 70.7702019582.

The spelling of 354447 in words is "three hundred fifty-four thousand, four hundred forty-seven".