355422100 has 72 divisors (see below), whose sum is σ = 849820608. Its totient is φ = 127948800.

The previous prime is 355422091. The next prime is 355422101. The reversal of 355422100 is 1224553.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355422101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111732 + ... + 114868.

It is an arithmetic number, because the mean of its divisors is an integer number (11803064).

Almost surely, 2^355422100 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 355422100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (424910304).

355422100 is an abundant number, since it is smaller than the sum of its proper divisors (494398508).

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

355422100 is a wasteful number, since it uses less digits than its factorization.

355422100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265 (or 3258 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 355422100 is about 18852.6417247027. The cubic root of 355422100 is about 708.3503989737.

Adding to 355422100 its reverse (1224553), we get a palindrome (356646653).

The spelling of 355422100 in words is "three hundred fifty-five million, four hundred twenty-two thousand, one hundred".