1640114 has 16 divisors (see below), whose sum is σ = 2830848. Its totient is φ = 698112.

The previous prime is 1640083. The next prime is 1640131. The reversal of 1640114 is 4110461.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1640092 and 1640101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2399 + ... + 3005.

It is an arithmetic number, because the mean of its divisors is an integer number (176928).

2^1640114 is an apocalyptic number.

1640114 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1640114 is a deficient number, since it is larger than the sum of its proper divisors (1190734).

1640114 is a wasteful number, since it uses less digits than its factorization.

1640114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1640114 is about 1280.6693562352. The cubic root of 1640114 is about 117.9301031996.

Adding to 1640114 its reverse (4110461), we get a palindrome (5750575).

The spelling of 1640114 in words is "one million, six hundred forty thousand, one hundred fourteen".