814738 has 4 divisors (see below), whose sum is σ = 1222110. Its totient is φ = 407368.

The previous prime is 814717. The next prime is 814741. The reversal of 814738 is 837418.

It is a happy number.

814738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 837418 = 2 ⋅418709.

It can be written as a sum of positive squares in only one way, i.e., 458329 + 356409 = 677^2 + 597^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 12.

It is a nialpdrome in base 7.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203683 + ... + 203686.

2⁸¹⁴⁷³⁸ is an apocalyptic number.

814738 is a deficient number, since it is larger than the sum of its proper divisors (407372).

814738 is a wasteful number, since it uses less digits than its factorization.

814738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407371.

The product of its digits is 5376, while the sum is 31.

The square root of 814738 is about 902.6283842202. The cubic root of 814738 is about 93.3983758642.

The spelling of 814738 in words is "eight hundred fourteen thousand, seven hundred thirty-eight".