354341709 has 20 divisors (see below), whose sum is σ = 532271740. Its totient is φ = 234912960.

The previous prime is 354341707. The next prime is 354341717. The reversal of 354341709 is 907143453.

354341709 is a `hidden beast` number, since 3 + 543 + 41 + 70 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 168428484 + 185913225 = 12978^2 + 13635^2 .

It is not a de Polignac number, because 354341709 - 2¹ = 354341707 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354341707) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2577 + ... + 26745.

It is an arithmetic number, because the mean of its divisors is an integer number (26613587).

Almost surely, 2^354341709 is an apocalyptic number.

It is an amenable number.

354341709 is a deficient number, since it is larger than the sum of its proper divisors (177930031).

354341709 is a wasteful number, since it uses less digits than its factorization.

354341709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24362 (or 24353 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 354341709 is about 18823.9663461238. The cubic root of 354341709 is about 707.6319366709.

The spelling of 354341709 in words is "three hundred fifty-four million, three hundred forty-one thousand, seven hundred nine".