408223530252 has 36 divisors (see below), whose sum is σ = 1032019934400. Its totient is φ = 136058479392.

The previous prime is 408223530233. The next prime is 408223530293. The reversal of 408223530252 is 252035322804.

408223530252 is a `hidden beast` number, since 4 + 0 + 82 + 23 + 530 + 25 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 356127 + ... + 971222.

It is an arithmetic number, because the mean of its divisors is an integer number (28667220400).

Almost surely, 2^408223530252 is an apocalyptic number.

It is an amenable number.

408223530252 is an abundant number, since it is smaller than the sum of its proper divisors (623796404148).

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

408223530252 is a wasteful number, since it uses less digits than its factorization.

408223530252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335902 (or 1335897 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 408223530252 in words is "four hundred eight billion, two hundred twenty-three million, five hundred thirty thousand, two hundred fifty-two".