109435864 has 16 divisors (see below), whose sum is σ = 206236800. Its totient is φ = 54439392.

The previous prime is 109435861. The next prime is 109435873. The reversal of 109435864 is 468534901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109435861) 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, 33144 + ... + 36295.

It is an arithmetic number, because the mean of its divisors is an integer number (12889800).

Almost surely, 2^109435864 is an apocalyptic number.

It is an amenable number.

109435864 is a deficient number, since it is larger than the sum of its proper divisors (96800936).

109435864 is a wasteful number, since it uses less digits than its factorization.

109435864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69642 (or 69638 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 109435864 is about 10461.1597827392. The cubic root of 109435864 is about 478.3214867817.

It can be divided in two parts, 10943 and 5864, that added together give a 5-th power (16807 = 7⁵).

The spelling of 109435864 in words is "one hundred nine million, four hundred thirty-five thousand, eight hundred sixty-four".