100727738 has 8 divisors (see below), whose sum is σ = 151143732. Its totient is φ = 50346496.

The previous prime is 100727729. The next prime is 100727747. The reversal of 100727738 is 837727001.

It is an interprime number because it is at equal distance from previous prime (100727729) and next prime (100727747).

It can be written as a sum of positive squares in 2 ways, for example, as 98346889 + 2380849 = 9917^2 + 1543^2 .

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 = 100727698 and 100727707.

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, 506 + ... + 14202.

Almost surely, 2^100727738 is an apocalyptic number.

100727738 is a deficient number, since it is larger than the sum of its proper divisors (50415994).

100727738 is a wasteful number, since it uses less digits than its factorization.

100727738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17376.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 100727738 is about 10036.3209394678. The cubic root of 100727738 is about 465.2821165450.

The spelling of 100727738 in words is "one hundred million, seven hundred twenty-seven thousand, seven hundred thirty-eight".