423563792 has 20 divisors (see below), whose sum is σ = 848954220. Its totient is φ = 204478848.

The previous prime is 423563779. The next prime is 423563839. The reversal of 423563792 is 297365324.

It can be written as a sum of positive squares in 2 ways, for example, as 157351936 + 266211856 = 12544^2 + 16316^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 455963 + ... + 456890.

It is an arithmetic number, because the mean of its divisors is an integer number (42447711).

Almost surely, 2^423563792 is an apocalyptic number.

It is an amenable number.

423563792 is an abundant number, since it is smaller than the sum of its proper divisors (425390428).

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

423563792 is a wasteful number, since it uses less digits than its factorization.

423563792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912890 (or 912884 counting only the distinct ones).

The product of its digits is 272160, while the sum is 41.

The square root of 423563792 is about 20580.6654897260. The cubic root of 423563792 is about 750.9994332157. Note that the first 3 decimals are identical.

The spelling of 423563792 in words is "four hundred twenty-three million, five hundred sixty-three thousand, seven hundred ninety-two".