109682493 has 8 divisors (see below), whose sum is σ = 149002848. Its totient is φ = 71741904.

The previous prime is 109682491. The next prime is 109682509. The reversal of 109682493 is 394286901.

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

It is not a de Polignac number, because 109682493 - 2¹ = 109682491 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109682491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344755 + ... + 345072.

It is an arithmetic number, because the mean of its divisors is an integer number (18625356).

Almost surely, 2^109682493 is an apocalyptic number.

It is an amenable number.

109682493 is a deficient number, since it is larger than the sum of its proper divisors (39320355).

109682493 is an equidigital number, since it uses as much as digits as its factorization.

109682493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689883.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 109682493 is about 10472.9409909538. The cubic root of 109682493 is about 478.6805386116.

The spelling of 109682493 in words is "one hundred nine million, six hundred eighty-two thousand, four hundred ninety-three".