106789878 has 24 divisors (see below), whose sum is σ = 249176928. Its totient is φ = 32858352.

The previous prime is 106789877. The next prime is 106789883. The reversal of 106789878 is 878987601.

It is a super-2 number, since 2×106789878² = 22808156086509768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106789877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 227950 + ... + 228417.

It is an arithmetic number, because the mean of its divisors is an integer number (10382372).

Almost surely, 2^106789878 is an apocalyptic number.

106789878 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

106789878 is an abundant number, since it is smaller than the sum of its proper divisors (142387050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106789878 is a wasteful number, since it uses less digits than its factorization.

106789878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456388 (or 456385 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 54.

The square root of 106789878 is about 10333.9188113706. The cubic root of 106789878 is about 474.4349743208.

The spelling of 106789878 in words is "one hundred six million, seven hundred eighty-nine thousand, eight hundred seventy-eight".