355228146 has 192 divisors, whose sum is σ = 1034208000. Its totient is φ = 89413632.

The previous prime is 355228129. The next prime is 355228201. The reversal of 355228146 is 641822553.

It is a self number, because there is not a number n which added to its sum of digits gives 355228146.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 790930 + ... + 791378.

It is an arithmetic number, because the mean of its divisors is an integer number (5386500).

Almost surely, 2^355228146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 355228146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (517104000).

355228146 is an abundant number, since it is smaller than the sum of its proper divisors (678979854).

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

355228146 is a wasteful number, since it uses less digits than its factorization.

355228146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510 (or 497 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 355228146 is about 18847.4970752087. The cubic root of 355228146 is about 708.2215264850.

The spelling of 355228146 in words is "three hundred fifty-five million, two hundred twenty-eight thousand, one hundred forty-six".