109248242 has 8 divisors (see below), whose sum is σ = 164059776. Its totient is φ = 54561652.

The previous prime is 109248221. The next prime is 109248253. The reversal of 109248242 is 242842901.

It is a happy number.

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 = 109248199 and 109248208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29018 + ... + 32565.

It is an arithmetic number, because the mean of its divisors is an integer number (20507472).

Almost surely, 2^109248242 is an apocalyptic number.

109248242 is a deficient number, since it is larger than the sum of its proper divisors (54811534).

109248242 is an equidigital number, since it uses as much as digits as its factorization.

109248242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62472.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 109248242 is about 10452.1883833004. The cubic root of 109248242 is about 478.0479781210.

The spelling of 109248242 in words is "one hundred nine million, two hundred forty-eight thousand, two hundred forty-two".