352221064 has 16 divisors (see below), whose sum is σ = 711215820. Its totient is φ = 162563520.

The previous prime is 352221059. The next prime is 352221073. The reversal of 352221064 is 460122253.

It can be written as a sum of positive squares in 2 ways, for example, as 255040900 + 97180164 = 15970^2 + 9858^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1693267 + ... + 1693474.

Almost surely, 2^352221064 is an apocalyptic number.

It is an amenable number.

352221064 is an abundant number, since it is smaller than the sum of its proper divisors (358994756).

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

352221064 is a wasteful number, since it uses less digits than its factorization.

352221064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386760 (or 3386756 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 352221064 is about 18767.5534899997. The cubic root of 352221064 is about 706.2174453995.

The spelling of 352221064 in words is "three hundred fifty-two million, two hundred twenty-one thousand, sixty-four".