8162772 has 48 divisors (see below), whose sum is σ = 19982592. Its totient is φ = 2590720.

The previous prime is 8162747. The next prime is 8162773. The reversal of 8162772 is 2772618.

Its product of digits (9408) is a multiple of the sum of its prime factors (448).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8162773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22948 + ... + 23300.

It is an arithmetic number, because the mean of its divisors is an integer number (416304).

Almost surely, 2^8162772 is an apocalyptic number.

8162772 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

8162772 is an abundant number, since it is smaller than the sum of its proper divisors (11819820).

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

8162772 is a wasteful number, since it uses less digits than its factorization.

8162772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448 (or 446 counting only the distinct ones).

The product of its digits is 9408, while the sum is 33.

The square root of 8162772 is about 2857.0565272672. The cubic root of 8162772 is about 201.3473363748.

The spelling of 8162772 in words is "eight million, one hundred sixty-two thousand, seven hundred seventy-two".