355323980 has 48 divisors (see below), whose sum is σ = 821276064. Its totient is φ = 128056320.

The previous prime is 355323971. The next prime is 355324009. The reversal of 355323980 is 89323553.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17714 + ... + 32006.

It is an arithmetic number, because the mean of its divisors is an integer number (17109918).

Almost surely, 2^355323980 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 355323980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (410638032).

355323980 is an abundant number, since it is smaller than the sum of its proper divisors (465952084).

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

355323980 is a wasteful number, since it uses less digits than its factorization.

355323980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14426 (or 14424 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 355323980 is about 18850.0392572536. The cubic root of 355323980 is about 708.2852091257.

The spelling of 355323980 in words is "three hundred fifty-five million, three hundred twenty-three thousand, nine hundred eighty".