941638 has 4 divisors (see below), whose sum is σ = 1412460. Its totient is φ = 470818.

The previous prime is 941617. The next prime is 941641. The reversal of 941638 is 836149.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

941638 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235408 + ... + 235411.

It is an arithmetic number, because the mean of its divisors is an integer number (353115).

2⁹⁴¹⁶³⁸ is an apocalyptic number.

941638 is a deficient number, since it is larger than the sum of its proper divisors (470822).

941638 is a wasteful number, since it uses less digits than its factorization.

941638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470821.

The product of its digits is 5184, while the sum is 31.

The square root of 941638 is about 970.3803378057. The cubic root of 941638 is about 98.0154772168.

The spelling of 941638 in words is "nine hundred forty-one thousand, six hundred thirty-eight".