891314 has 4 divisors (see below), whose sum is σ = 1336974. Its totient is φ = 445656.

The previous prime is 891311. The next prime is 891323. The reversal of 891314 is 413198.

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

It can be written as a sum of positive squares in only one way, i.e., 537289 + 354025 = 733^2 + 595^2 .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 891314.

It is not an unprimeable number, because it can be changed into a prime (891311) 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, 222827 + ... + 222830.

2⁸⁹¹³¹⁴ is an apocalyptic number.

891314 is a deficient number, since it is larger than the sum of its proper divisors (445660).

891314 is a wasteful number, since it uses less digits than its factorization.

891314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445659.

The product of its digits is 864, while the sum is 26.

The square root of 891314 is about 944.0942749535. The cubic root of 891314 is about 96.2373323408.

The spelling of 891314 in words is "eight hundred ninety-one thousand, three hundred fourteen".