1941638 has 8 divisors (see below), whose sum is σ = 3083832. Its totient is φ = 913696.

The previous prime is 1941607. The next prime is 1941659. The reversal of 1941638 is 8361491.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28520 + ... + 28587.

It is an arithmetic number, because the mean of its divisors is an integer number (385479).

2^1941638 is an apocalyptic number.

1941638 is a deficient number, since it is larger than the sum of its proper divisors (1142194).

1941638 is a wasteful number, since it uses less digits than its factorization.

1941638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57126.

The product of its digits is 5184, while the sum is 32.

The square root of 1941638 is about 1393.4267113846. The cubic root of 1941638 is about 124.7544620045.

The spelling of 1941638 in words is "one million, nine hundred forty-one thousand, six hundred thirty-eight".