2091614 has 16 divisors (see below), whose sum is σ = 3660000. Its totient is φ = 896112.

The previous prime is 2091613. The next prime is 2091619. The reversal of 2091614 is 4161902.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2091614.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2091613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 839 + ... + 2210.

It is an arithmetic number, because the mean of its divisors is an integer number (228750).

2^2091614 is an apocalyptic number.

2091614 is a deficient number, since it is larger than the sum of its proper divisors (1568386).

2091614 is an equidigital number, since it uses as much as digits as its factorization.

2091614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3072 (or 3058 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 2091614 is about 1446.2413353241. The cubic root of 2091614 is about 127.8872297782.

The spelling of 2091614 in words is "two million, ninety-one thousand, six hundred fourteen".