109368686 has 36 divisors (see below), whose sum is σ = 197793648. Its totient is φ = 45221904.

The previous prime is 109368683. The next prime is 109368691. The reversal of 109368686 is 686863901.

109368686 = T₂₈ + T₂₉ + ... + T₈₆₈.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 109368686.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109368683) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 81755 + ... + 83081.

It is an arithmetic number, because the mean of its divisors is an integer number (5494268).

Almost surely, 2^109368686 is an apocalyptic number.

109368686 is a deficient number, since it is larger than the sum of its proper divisors (88424962).

109368686 is a wasteful number, since it uses less digits than its factorization.

109368686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401 (or 1365 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 109368686 is about 10457.9484603817. The cubic root of 109368686 is about 478.2235930417.

The spelling of 109368686 in words is "one hundred nine million, three hundred sixty-eight thousand, six hundred eighty-six".