222473934900 has 216 divisors, whose sum is σ = 797294219904. Its totient is φ = 50829292800.

The previous prime is 222473934899. The next prime is 222473934923. The reversal of 222473934900 is 9439374222.

222473934900 is a `hidden beast` number, since 2 + 2 + 2 + 4 + 73 + 93 + 490 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 18018129 + ... + 18030471.

It is an arithmetic number, because the mean of its divisors is an integer number (3691176944).

Almost surely, 2^222473934900 is an apocalyptic number.

222473934900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222473934900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (398647109952).

222473934900 is an abundant number, since it is smaller than the sum of its proper divisors (574820285004).

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

222473934900 is a wasteful number, since it uses less digits than its factorization.

222473934900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15231 (or 15221 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The spelling of 222473934900 in words is "two hundred twenty-two billion, four hundred seventy-three million, nine hundred thirty-four thousand, nine hundred".