820677112 has 8 divisors (see below), whose sum is σ = 1538769600. Its totient is φ = 410338552.

The previous prime is 820677101. The next prime is 820677113. The reversal of 820677112 is 211776028.

It is a happy number.

820677112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (820677113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51292312 + ... + 51292327.

It is an arithmetic number, because the mean of its divisors is an integer number (192346200).

Almost surely, 2^820677112 is an apocalyptic number.

It is an amenable number.

820677112 is a deficient number, since it is larger than the sum of its proper divisors (718092488).

820677112 is a wasteful number, since it uses less digits than its factorization.

820677112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102584645 (or 102584641 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 820677112 is about 28647.4625752439. The cubic root of 820677112 is about 936.2477215850.

The spelling of 820677112 in words is "eight hundred twenty million, six hundred seventy-seven thousand, one hundred twelve".