2123192 has 8 divisors (see below), whose sum is σ = 3981000. Its totient is φ = 1061592.

The previous prime is 2123167. The next prime is 2123203. The reversal of 2123192 is 2913212.

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

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, 132692 + ... + 132707.

It is an arithmetic number, because the mean of its divisors is an integer number (497625).

2^2123192 is an apocalyptic number.

It is an amenable number.

2123192 is a deficient number, since it is larger than the sum of its proper divisors (1857808).

2123192 is a wasteful number, since it uses less digits than its factorization.

2123192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265405 (or 265401 counting only the distinct ones).

The product of its digits is 216, while the sum is 20.

The square root of 2123192 is about 1457.1177028641. The cubic root of 2123192 is about 128.5276074059.

Adding to 2123192 its sum of digits (20), we get a palindrome (2123212).

The spelling of 2123192 in words is "two million, one hundred twenty-three thousand, one hundred ninety-two".