100042718 has 8 divisors (see below), whose sum is σ = 150329520. Its totient is φ = 49932880.

The previous prime is 100042699. The next prime is 100042727. The reversal of 100042718 is 817240001.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100042693 and 100042702.

It is a congruent number.

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, 42818 + ... + 45093.

It is an arithmetic number, because the mean of its divisors is an integer number (18791190).

Almost surely, 2^100042718 is an apocalyptic number.

100042718 is a deficient number, since it is larger than the sum of its proper divisors (50286802).

100042718 is an equidigital number, since it uses as much as digits as its factorization.

100042718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88482.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 100042718 is about 10002.1356719453. The cubic root of 100042718 is about 464.2249670829.

Adding to 100042718 its reverse (817240001), we get a palindrome (917282719).

The spelling of 100042718 in words is "one hundred million, forty-two thousand, seven hundred eighteen".