427559812 has 48 divisors (see below), whose sum is σ = 818496000. Its totient is φ = 194676480.

The previous prime is 427559807. The next prime is 427559813. The reversal of 427559812 is 218955724.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (427559813) 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 15 ways as a sum of consecutive naturals, for example, 407064 + ... + 408112.

It is an arithmetic number, because the mean of its divisors is an integer number (17052000).

Almost surely, 2^427559812 is an apocalyptic number.

It is an amenable number.

427559812 is a deficient number, since it is larger than the sum of its proper divisors (390936188).

427559812 is a wasteful number, since it uses less digits than its factorization.

427559812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276 (or 1274 counting only the distinct ones).

The product of its digits is 201600, while the sum is 43.

The square root of 427559812 is about 20677.5194837292. The cubic root of 427559812 is about 753.3537582022.

The spelling of 427559812 in words is "four hundred twenty-seven million, five hundred fifty-nine thousand, eight hundred twelve".