722827 has 8 divisors (see below), whose sum is σ = 852992. Its totient is φ = 599400.

The previous prime is 722819. The next prime is 722833. The reversal of 722827 is 728227.

722827 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 722827 - 2³ = 722819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 722795 and 722804.

It is not an unprimeable number, because it can be changed into a prime (722807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1449 + ... + 1882.

It is an arithmetic number, because the mean of its divisors is an integer number (106624).

2⁷²²⁸²⁷ is an apocalyptic number.

722827 is a deficient number, since it is larger than the sum of its proper divisors (130165).

722827 is a wasteful number, since it uses less digits than its factorization.

722827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3369.

The product of its digits is 3136, while the sum is 28.

The square root of 722827 is about 850.1923311816. The cubic root of 722827 is about 89.7452466556.

The spelling of 722827 in words is "seven hundred twenty-two thousand, eight hundred twenty-seven".