427667712 has 36 divisors (see below), whose sum is σ = 1138221840. Its totient is φ = 142555648.

The previous prime is 427667707. The next prime is 427667717. The reversal of 427667712 is 217766724.

It is an interprime number because it is at equal distance from previous prime (427667707) and next prime (427667717).

It is not an unprimeable number, because it can be changed into a prime (427667717) 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, 277662 + ... + 279197.

Almost surely, 2^427667712 is an apocalyptic number.

It is an amenable number.

427667712 is an abundant number, since it is smaller than the sum of its proper divisors (710554128).

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

427667712 is an equidigital number, since it uses as much as digits as its factorization.

427667712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556878 (or 556864 counting only the distinct ones).

The product of its digits is 197568, while the sum is 42.

The square root of 427667712 is about 20680.1284328700. The cubic root of 427667712 is about 753.4171255809.

The spelling of 427667712 in words is "four hundred twenty-seven million, six hundred sixty-seven thousand, seven hundred twelve".