354520216 has 32 divisors (see below), whose sum is σ = 690785280. Its totient is φ = 170388000.

The previous prime is 354520169. The next prime is 354520237. The reversal of 354520216 is 612025453.

354520216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32715 + ... + 42181.

It is an arithmetic number, because the mean of its divisors is an integer number (21587040).

Almost surely, 2^354520216 is an apocalyptic number.

It is an amenable number.

354520216 is a deficient number, since it is larger than the sum of its proper divisors (336265064).

354520216 is a wasteful number, since it uses less digits than its factorization.

354520216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9655 (or 9651 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 354520216 is about 18828.7072312467. The cubic root of 354520216 is about 707.7507448206.

Adding to 354520216 its reverse (612025453), we get a palindrome (966545669).

The spelling of 354520216 in words is "three hundred fifty-four million, five hundred twenty thousand, two hundred sixteen".