2197914 has 16 divisors (see below), whose sum is σ = 4412928. Its totient is φ = 729792.

The previous prime is 2197907. The next prime is 2197919. The reversal of 2197914 is 4197912.

It is not an unprimeable number, because it can be changed into a prime (2197919) 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, 1479 + ... + 2565.

It is an arithmetic number, because the mean of its divisors is an integer number (275808).

2^2197914 is an apocalyptic number.

2197914 is an abundant number, since it is smaller than the sum of its proper divisors (2215014).

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

2197914 is a wasteful number, since it uses less digits than its factorization.

2197914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429.

The product of its digits is 4536, while the sum is 33.

The square root of 2197914 is about 1482.5363401954. The cubic root of 2197914 is about 130.0180251140.

The spelling of 2197914 in words is "two million, one hundred ninety-seven thousand, nine hundred fourteen".