2106965 has 16 divisors (see below), whose sum is σ = 2969472. Its totient is φ = 1404864.

The previous prime is 2106959. The next prime is 2106983. The reversal of 2106965 is 5696012.

It is a cyclic number.

It is not a de Polignac number, because 2106965 - 2⁶ = 2106901 is a prime.

It is a super-2 number, since 2×2106965² = 8878603022450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482 + ... + 2108.

It is an arithmetic number, because the mean of its divisors is an integer number (185592).

2^2106965 is an apocalyptic number.

It is an amenable number.

2106965 is a deficient number, since it is larger than the sum of its proper divisors (862507).

2106965 is a wasteful number, since it uses less digits than its factorization.

2106965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 2106965 is about 1451.5388386123. The cubic root of 2106965 is about 128.1993354083.

The spelling of 2106965 in words is "two million, one hundred six thousand, nine hundred sixty-five".