1881114 has 32 divisors (see below), whose sum is σ = 4104000. Its totient is φ = 572544.

The previous prime is 1881109. The next prime is 1881119. The reversal of 1881114 is 4111881.

It is an interprime number because it is at equal distance from previous prime (1881109) and next prime (1881119).

It is not an unprimeable number, because it can be changed into a prime (1881119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3022 + ... + 3590.

It is an arithmetic number, because the mean of its divisors is an integer number (128250).

2^1881114 is an apocalyptic number.

1881114 is an abundant number, since it is smaller than the sum of its proper divisors (2222886).

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

1881114 is a wasteful number, since it uses less digits than its factorization.

1881114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622.

The product of its digits is 256, while the sum is 24.

The square root of 1881114 is about 1371.5370939205. The cubic root of 1881114 is about 123.4444887033. Note that the first 4 decimals are identical.

Multiplying 1881114 by its product of digits (256), we get a palindrome (481565184).

Adding to 1881114 its reverse (4111881), we get a palindrome (5992995).

The spelling of 1881114 in words is "one million, eight hundred eighty-one thousand, one hundred fourteen".