2106612 has 36 divisors (see below), whose sum is σ = 5372640. Its totient is φ = 695952.

The previous prime is 2106563. The next prime is 2106617. The reversal of 2106612 is 2166012.

It is a happy number.

2106612 is a `hidden beast` number, since 2 + 1 + 0 + 661 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106617) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5689 + ... + 6047.

It is an arithmetic number, because the mean of its divisors is an integer number (149240).

2^2106612 is an apocalyptic number.

It is an amenable number.

2106612 is an abundant number, since it is smaller than the sum of its proper divisors (3266028).

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

2106612 is a wasteful number, since it uses less digits than its factorization.

2106612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2106612 is about 1451.4172384259. The cubic root of 2106612 is about 128.1921755215.

The spelling of 2106612 in words is "two million, one hundred six thousand, six hundred twelve".