223906300146 has 48 divisors (see below), whose sum is σ = 489015408024. Its totient is φ = 74039277312.

The previous prime is 223906300141. The next prime is 223906300157. The reversal of 223906300146 is 641003609322.

223906300146 is a `hidden beast` number, since 2 + 2 + 3 + 9 + 0 + 630 + 0 + 14 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 127207068921 + 96699231225 = 356661^2 + 310965^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 223906300146.

It is not an unprimeable number, because it can be changed into a prime (223906300141) 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, 1679436 + ... + 1807848.

Almost surely, 2^223906300146 is an apocalyptic number.

223906300146 is an abundant number, since it is smaller than the sum of its proper divisors (265109107878).

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

223906300146 is a wasteful number, since it uses less digits than its factorization.

223906300146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129195 (or 129192 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

Adding to 223906300146 its reverse (641003609322), we get a palindrome (864909909468).

The spelling of 223906300146 in words is "two hundred twenty-three billion, nine hundred six million, three hundred thousand, one hundred forty-six".