814722 has 8 divisors (see below), whose sum is σ = 1629456. Its totient is φ = 271572.

The previous prime is 814717. The next prime is 814741. The reversal of 814722 is 227418.

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

814722 is an admirable number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 814692 and 814701.

It is an unprimeable number.

814722 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67888 + ... + 67899.

It is an arithmetic number, because the mean of its divisors is an integer number (203682).

2⁸¹⁴⁷²² is an apocalyptic number.

814722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

814722 is a wasteful number, since it uses less digits than its factorization.

814722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135792.

The product of its digits is 896, while the sum is 24.

The square root of 814722 is about 902.6195211716. The cubic root of 814722 is about 93.3977644677.

The spelling of 814722 in words is "eight hundred fourteen thousand, seven hundred twenty-two".