2167992 has 32 divisors (see below), whose sum is σ = 6022800. Its totient is φ = 722592.

The previous prime is 2167987. The next prime is 2167999. The reversal of 2167992 is 2997612.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2167999) 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, 4803 + ... + 5234.

2^2167992 is an apocalyptic number.

It is an amenable number.

2167992 is an abundant number, since it is smaller than the sum of its proper divisors (3854808).

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

2167992 is a wasteful number, since it uses less digits than its factorization.

2167992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10052 (or 10042 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 2167992 is about 1472.4102689128. The cubic root of 2167992 is about 129.4253133441.

The spelling of 2167992 in words is "two million, one hundred sixty-seven thousand, nine hundred ninety-two".