427567146 has 32 divisors (see below), whose sum is σ = 921085440. Its totient is φ = 131879664.

The previous prime is 427567141. The next prime is 427567157. The reversal of 427567146 is 641765724.

It is a junction number, because it is equal to n+sod(n) for n = 427567098 and 427567107.

It is not an unprimeable number, because it can be changed into a prime (427567141) 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, 38710 + ... + 48513.

It is an arithmetic number, because the mean of its divisors is an integer number (28783920).

Almost surely, 2^427567146 is an apocalyptic number.

427567146 is an abundant number, since it is smaller than the sum of its proper divisors (493518294).

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

427567146 is a wasteful number, since it uses less digits than its factorization.

427567146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87290.

The product of its digits is 282240, while the sum is 42.

The square root of 427567146 is about 20677.6968253237. The cubic root of 427567146 is about 753.3580656424.

The spelling of 427567146 in words is "four hundred twenty-seven million, five hundred sixty-seven thousand, one hundred forty-six".