109976642 has 8 divisors (see below), whose sum is σ = 170653500. Its totient is φ = 53092144.

The previous prime is 109976641. The next prime is 109976651. The reversal of 109976642 is 246679901.

It can be written as a sum of positive squares in 2 ways, for example, as 107723641 + 2253001 = 10379^2 + 1501^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 109976593 and 109976602.

It is not an unprimeable number, because it can be changed into a prime (109976641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 948017 + ... + 948132.

Almost surely, 2^109976642 is an apocalyptic number.

109976642 is a deficient number, since it is larger than the sum of its proper divisors (60676858).

109976642 is a wasteful number, since it uses less digits than its factorization.

109976642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896180.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 109976642 is about 10486.9748736230. The cubic root of 109976642 is about 479.1080687645.

The spelling of 109976642 in words is "one hundred nine million, nine hundred seventy-six thousand, six hundred forty-two".