423539216 has 10 divisors (see below), whose sum is σ = 820607262. Its totient is φ = 211769600.

The previous prime is 423539213. The next prime is 423539219. The reversal of 423539216 is 612935324.

It is an interprime number because it is at equal distance from previous prime (423539213) and next prime (423539219).

It can be written as a sum of positive squares in only one way, i.e., 376204816 + 47334400 = 19396^2 + 6880^2 .

It is not an unprimeable number, because it can be changed into a prime (423539213) 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 as a sum of consecutive naturals, namely, 13235585 + ... + 13235616.

Almost surely, 2^423539216 is an apocalyptic number.

It is an amenable number.

423539216 is a deficient number, since it is larger than the sum of its proper divisors (397068046).

423539216 is a wasteful number, since it uses less digits than its factorization.

423539216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26471209 (or 26471203 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The square root of 423539216 is about 20580.0684158241. The cubic root of 423539216 is about 750.9849081159.

The spelling of 423539216 in words is "four hundred twenty-three million, five hundred thirty-nine thousand, two hundred sixteen".