109685410 has 8 divisors (see below), whose sum is σ = 197433756. Its totient is φ = 43874160.

The previous prime is 109685399. The next prime is 109685419. The reversal of 109685410 is 14586901.

It can be written as a sum of positive squares in 2 ways, for example, as 109683729 + 1681 = 10473^2 + 41^2 .

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

It is not an unprimeable number, because it can be changed into a prime (109685419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5484261 + ... + 5484280.

Almost surely, 2^109685410 is an apocalyptic number.

109685410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109685410 is a deficient number, since it is larger than the sum of its proper divisors (87748346).

109685410 is a wasteful number, since it uses less digits than its factorization.

109685410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10968548.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 109685410 is about 10473.0802536790. The cubic root of 109685410 is about 478.6847820683.

The spelling of 109685410 in words is "one hundred nine million, six hundred eighty-five thousand, four hundred ten".