427146 has 8 divisors (see below), whose sum is σ = 854304. Its totient is φ = 142380.

The previous prime is 427117. The next prime is 427151. The reversal of 427146 is 641724.

It is a sphenic number, since it is the product of 3 distinct primes.

427146 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

427146 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35590 + ... + 35601.

It is an arithmetic number, because the mean of its divisors is an integer number (106788).

2⁴²⁷¹⁴⁶ is an apocalyptic number.

427146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

427146 is a wasteful number, since it uses less digits than its factorization.

427146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71196.

The product of its digits is 1344, while the sum is 24.

The square root of 427146 is about 653.5640749001. The cubic root of 427146 is about 75.3110636308.

The spelling of 427146 in words is "four hundred twenty-seven thousand, one hundred forty-six".