2188892 has 6 divisors (see below), whose sum is σ = 3830568. Its totient is φ = 1094444.

The previous prime is 2188877. The next prime is 2188909. The reversal of 2188892 is 2988812.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273608 + ... + 273615.

It is an arithmetic number, because the mean of its divisors is an integer number (638428).

2^2188892 is an apocalyptic number.

It is an amenable number.

2188892 is a deficient number, since it is larger than the sum of its proper divisors (1641676).

2188892 is a wasteful number, since it uses less digits than its factorization.

2188892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547227 (or 547225 counting only the distinct ones).

The product of its digits is 18432, while the sum is 38.

The square root of 2188892 is about 1479.4904528249. The cubic root of 2188892 is about 129.8398817622.

The spelling of 2188892 in words is "two million, one hundred eighty-eight thousand, eight hundred ninety-two".