355223328 has 48 divisors (see below), whose sum is σ = 937391616. Its totient is φ = 117781760.

The previous prime is 355223311. The next prime is 355223357. The reversal of 355223328 is 823322553.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×355223328² = 252367225510791168, which contains 22 as substring.

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, 8650 + ... + 28022.

It is an arithmetic number, because the mean of its divisors is an integer number (19528992).

Almost surely, 2^355223328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 355223328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (468695808).

355223328 is an abundant number, since it is smaller than the sum of its proper divisors (582168288).

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

355223328 is a wasteful number, since it uses less digits than its factorization.

355223328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19577 (or 19569 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 355223328 is about 18847.3692593953. The cubic root of 355223328 is about 708.2183245740.

The spelling of 355223328 in words is "three hundred fifty-five million, two hundred twenty-three thousand, three hundred twenty-eight".