109491422 has 8 divisors (see below), whose sum is σ = 164703456. Its totient is φ = 54590272.

The previous prime is 109491391. The next prime is 109491427. The reversal of 109491422 is 224194901.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109491427) 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, 76838 + ... + 78249.

It is an arithmetic number, because the mean of its divisors is an integer number (20587932).

Almost surely, 2^109491422 is an apocalyptic number.

109491422 is a deficient number, since it is larger than the sum of its proper divisors (55212034).

109491422 is a wasteful number, since it uses less digits than its factorization.

109491422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155442.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 109491422 is about 10463.8148875064. The cubic root of 109491422 is about 478.4024172566.

The spelling of 109491422 in words is "one hundred nine million, four hundred ninety-one thousand, four hundred twenty-two".