427156 has 12 divisors (see below), whose sum is σ = 780192. Its totient is φ = 204248.

The previous prime is 427151. The next prime is 427169. The reversal of 427156 is 651724.

It is a self number, because there is not a number n which added to its sum of digits gives 427156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427151) by changing a digit.

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, 2230 + ... + 2413.

It is an arithmetic number, because the mean of its divisors is an integer number (65016).

2⁴²⁷¹⁵⁶ is an apocalyptic number.

427156 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

427156 is a deficient number, since it is larger than the sum of its proper divisors (353036).

427156 is a wasteful number, since it uses less digits than its factorization.

427156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4670 (or 4668 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 427156 is about 653.5717252146. The cubic root of 427156 is about 75.3116513337.

The spelling of 427156 in words is "four hundred twenty-seven thousand, one hundred fifty-six".