8164992 has 64 divisors (see below), whose sum is σ = 23672160. Its totient is φ = 2472960.

The previous prime is 8164991. The next prime is 8164993. The reversal of 8164992 is 2994618.

It is an interprime number because it is at equal distance from previous prime (8164991) and next prime (8164993).

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 8164992.

It is not an unprimeable number, because it can be changed into a prime (8164991) 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, 3258 + ... + 5190.

Almost surely, 2^8164992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8164992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11836080).

8164992 is an abundant number, since it is smaller than the sum of its proper divisors (15507168).

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

8164992 is a wasteful number, since it uses less digits than its factorization.

8164992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961 (or 1949 counting only the distinct ones).

The product of its digits is 31104, while the sum is 39.

The square root of 8164992 is about 2857.4450125943. The cubic root of 8164992 is about 201.3655879594.

The spelling of 8164992 in words is "eight million, one hundred sixty-four thousand, nine hundred ninety-two".