355819842 has 48 divisors (see below), whose sum is σ = 887844672. Its totient is φ = 100882080.

The previous prime is 355819817. The next prime is 355819901. The reversal of 355819842 is 248918553.

355819842 is a `hidden beast` number, since 3 + 558 + 1 + 98 + 4 + 2 = 666.

355819842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5728 + ... + 27284.

It is an arithmetic number, because the mean of its divisors is an integer number (18496764).

Almost surely, 2^355819842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 355819842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443922336).

355819842 is an abundant number, since it is smaller than the sum of its proper divisors (532024830).

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

355819842 is a wasteful number, since it uses less digits than its factorization.

355819842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21703 (or 21700 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 355819842 is about 18863.1874825015. The cubic root of 355819842 is about 708.6145315585.

The spelling of 355819842 in words is "three hundred fifty-five million, eight hundred nineteen thousand, eight hundred forty-two".