2106392 has 16 divisors (see below), whose sum is σ = 3969000. Its totient is φ = 1048000.

The previous prime is 2106389. The next prime is 2106407. The reversal of 2106392 is 2936012.

It is a super-3 number, since 3×2106392³ = 28037471473336164864, which contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1484 + ... + 2532.

2^2106392 is an apocalyptic number.

It is an amenable number.

2106392 is a deficient number, since it is larger than the sum of its proper divisors (1862608).

2106392 is a wasteful number, since it uses less digits than its factorization.

2106392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306 (or 1302 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 2106392 is about 1451.3414484538. The cubic root of 2106392 is about 128.1877128645.

The spelling of 2106392 in words is "two million, one hundred six thousand, three hundred ninety-two".