109640694 has 16 divisors (see below), whose sum is σ = 225208368. Its totient is φ = 35559072.

The previous prime is 109640693. The next prime is 109640711. The reversal of 109640694 is 496046901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109640693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246717 + ... + 247160.

It is an arithmetic number, because the mean of its divisors is an integer number (14075523).

Almost surely, 2^109640694 is an apocalyptic number.

109640694 is an abundant number, since it is smaller than the sum of its proper divisors (115567674).

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

109640694 is a wasteful number, since it uses less digits than its factorization.

109640694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493919.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 109640694 is about 10470.9452295387. The cubic root of 109640694 is about 478.6197239532.

The spelling of 109640694 in words is "one hundred nine million, six hundred forty thousand, six hundred ninety-four".