828622 has 4 divisors (see below), whose sum is σ = 1242936. Its totient is φ = 414310.

The previous prime is 828601. The next prime is 828637. The reversal of 828622 is 226828.

It is a happy number.

828622 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.

It is a super-2 number, since 2×828622² = 1373228837768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

828622 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 as a sum of consecutive naturals, namely, 207154 + ... + 207157.

It is an arithmetic number, because the mean of its divisors is an integer number (310734).

2⁸²⁸⁶²² is an apocalyptic number.

828622 is a deficient number, since it is larger than the sum of its proper divisors (414314).

828622 is a wasteful number, since it uses less digits than its factorization.

828622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414313.

The product of its digits is 3072, while the sum is 28.

The square root of 828622 is about 910.2867680023. The cubic root of 828622 is about 93.9259262523.

The spelling of 828622 in words is "eight hundred twenty-eight thousand, six hundred twenty-two".