109494 has 48 divisors (see below), whose sum is σ = 299520. Its totient is φ = 28080.

The previous prime is 109481. The next prime is 109507. The reversal of 109494 is 494901.

It is an interprime number because it is at equal distance from previous prime (109481) and next prime (109507).

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

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable 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 in 23 ways as a sum of consecutive naturals, for example, 1347 + ... + 1425.

It is an arithmetic number, because the mean of its divisors is an integer number (6240).

2¹⁰⁹⁴⁹⁴ is an apocalyptic number.

109494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 109494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149760).

109494 is an abundant number, since it is smaller than the sum of its proper divisors (190026).

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

109494 is a wasteful number, since it uses less digits than its factorization.

109494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 109494 is about 330.8987760630. The cubic root of 109494 is about 47.8406171924.

The spelling of 109494 in words is "one hundred nine thousand, four hundred ninety-four".