100412678 has 8 divisors (see below), whose sum is σ = 150694680. Its totient is φ = 50181120.

The previous prime is 100412671. The next prime is 100412773. The reversal of 100412678 is 876214001.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100412678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100412671) 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, 7163 + ... + 15878.

It is an arithmetic number, because the mean of its divisors is an integer number (18836835).

Almost surely, 2^100412678 is an apocalyptic number.

100412678 is a deficient number, since it is larger than the sum of its proper divisors (50282002).

100412678 is a wasteful number, since it uses less digits than its factorization.

100412678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25222.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 100412678 is about 10020.6126559208. The cubic root of 100412678 is about 464.7965009271.

Adding to 100412678 its reverse (876214001), we get a palindrome (976626679).

The spelling of 100412678 in words is "one hundred million, four hundred twelve thousand, six hundred seventy-eight".