814142 has 8 divisors (see below), whose sum is σ = 1395696. Its totient is φ = 348912.

The previous prime is 814139. The next prime is 814171. The reversal of 814142 is 241418.

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

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 814142.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29063 + ... + 29090.

It is an arithmetic number, because the mean of its divisors is an integer number (174462).

2⁸¹⁴¹⁴² is an apocalyptic number.

814142 is a deficient number, since it is larger than the sum of its proper divisors (581554).

814142 is a wasteful number, since it uses less digits than its factorization.

814142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58162.

The product of its digits is 256, while the sum is 20.

The square root of 814142 is about 902.2981768795. The cubic root of 814142 is about 93.3755959394.

The spelling of 814142 in words is "eight hundred fourteen thousand, one hundred forty-two".