354313405 has 16 divisors (see below), whose sum is σ = 450655920. Its totient is φ = 266499072.

The previous prime is 354313339. The next prime is 354313409. The reversal of 354313405 is 504313453.

It can be written as a sum of positive squares in 8 ways, for example, as 12581209 + 341732196 = 3547^2 + 18486^2 .

It is not a de Polignac number, because 354313405 - 2⁷ = 354313277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354313409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120007 + ... + 122923.

It is an arithmetic number, because the mean of its divisors is an integer number (28165995).

Almost surely, 2^354313405 is an apocalyptic number.

It is an amenable number.

354313405 is a deficient number, since it is larger than the sum of its proper divisors (96342515).

354313405 is a wasteful number, since it uses less digits than its factorization.

354313405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4368.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 354313405 is about 18823.2145235611. The cubic root of 354313405 is about 707.6130948326.

Adding to 354313405 its reverse (504313453), we get a palindrome (858626858).

The spelling of 354313405 in words is "three hundred fifty-four million, three hundred thirteen thousand, four hundred five".