814238 has 4 divisors (see below), whose sum is σ = 1221360. Its totient is φ = 407118.

The previous prime is 814237. The next prime is 814241. The reversal of 814238 is 832418.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814237) by changing a digit.

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 as a sum of consecutive naturals, namely, 203558 + ... + 203561.

It is an arithmetic number, because the mean of its divisors is an integer number (305340).

2⁸¹⁴²³⁸ is an apocalyptic number.

814238 is a deficient number, since it is larger than the sum of its proper divisors (407122).

814238 is a wasteful number, since it uses less digits than its factorization.

814238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407121.

The product of its digits is 1536, while the sum is 26.

The square root of 814238 is about 902.3513728033. The cubic root of 814238 is about 93.3792659400.

The spelling of 814238 in words is "eight hundred fourteen thousand, two hundred thirty-eight".