1882641 has 4 divisors (see below), whose sum is σ = 2510192. Its totient is φ = 1255092.

The previous prime is 1882607. The next prime is 1882667. The reversal of 1882641 is 1462881.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1882641 - 2¹⁰ = 1881617 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1882599 and 1882608.

It is not an unprimeable number, because it can be changed into a prime (1882681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313771 + ... + 313776.

It is an arithmetic number, because the mean of its divisors is an integer number (627548).

2^1882641 is an apocalyptic number.

It is an amenable number.

1882641 is a deficient number, since it is larger than the sum of its proper divisors (627551).

1882641 is an equidigital number, since it uses as much as digits as its factorization.

1882641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627550.

The product of its digits is 3072, while the sum is 30.

The square root of 1882641 is about 1372.0936556956. The cubic root of 1882641 is about 123.4778818154.

The spelling of 1882641 in words is "one million, eight hundred eighty-two thousand, six hundred forty-one".