354206346 has 16 divisors (see below), whose sum is σ = 762906144. Its totient is φ = 108986544.

The previous prime is 354206317. The next prime is 354206353. The reversal of 354206346 is 643602453.

It is a super-3 number, since 3×354206346³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2270476 + ... + 2270631.

It is an arithmetic number, because the mean of its divisors is an integer number (47681634).

Almost surely, 2^354206346 is an apocalyptic number.

354206346 is an abundant number, since it is smaller than the sum of its proper divisors (408699798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

354206346 is a wasteful number, since it uses less digits than its factorization.

354206346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4541125.

The product of its (nonzero) digits is 51840, while the sum is 33.

The square root of 354206346 is about 18820.3705064486. The cubic root of 354206346 is about 707.5418170874.

Adding to 354206346 its reverse (643602453), we get a palindrome (997808799).

The spelling of 354206346 in words is "three hundred fifty-four million, two hundred six thousand, three hundred forty-six".