101894 has 8 divisors (see below), whose sum is σ = 164640. Its totient is φ = 47016.

The previous prime is 101891. The next prime is 101917. The reversal of 101894 is 498101.

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

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1934 + ... + 1985.

It is an arithmetic number, because the mean of its divisors is an integer number (20580).

2¹⁰¹⁸⁹⁴ is an apocalyptic number.

101894 is a deficient number, since it is larger than the sum of its proper divisors (62746).

101894 is a wasteful number, since it uses less digits than its factorization.

101894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3934.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 101894 is about 319.2083958796. The cubic root of 101894 is about 46.7070964827.

Adding to 101894 its reverse (498101), we get a palindrome (599995).

The spelling of 101894 in words is "one hundred one thousand, eight hundred ninety-four".