109252742 has 8 divisors (see below), whose sum is σ = 169165632. Its totient is φ = 52864200.

The previous prime is 109252739. The next prime is 109252747. The reversal of 109252742 is 247252901.

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 = 109252699 and 109252708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109252747) 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, 881009 + ... + 881132.

It is an arithmetic number, because the mean of its divisors is an integer number (21145704).

Almost surely, 2^109252742 is an apocalyptic number.

109252742 is a deficient number, since it is larger than the sum of its proper divisors (59912890).

109252742 is a wasteful number, since it uses less digits than its factorization.

109252742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762174.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 109252742 is about 10452.4036470087. The cubic root of 109252742 is about 478.0545417243.

The spelling of 109252742 in words is "one hundred nine million, two hundred fifty-two thousand, seven hundred forty-two".