423836552 has 16 divisors (see below), whose sum is σ = 813175440. Its totient is φ = 206989776.

The previous prime is 423836551. The next prime is 423836561. The reversal of 423836552 is 255638324.

It is a happy number.

It is a super-2 number, since 2×423836552² = 359274845622497408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (423836551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615698 + ... + 616385.

It is an arithmetic number, because the mean of its divisors is an integer number (50823465).

Almost surely, 2^423836552 is an apocalyptic number.

It is an amenable number.

423836552 is a deficient number, since it is larger than the sum of its proper divisors (389338888).

423836552 is a wasteful number, since it uses less digits than its factorization.

423836552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232132 (or 1232128 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 423836552 is about 20587.2910311192. The cubic root of 423836552 is about 751.1606042558.

The spelling of 423836552 in words is "four hundred twenty-three million, eight hundred thirty-six thousand, five hundred fifty-two".