106978886 has 16 divisors (see below), whose sum is σ = 183534336. Its totient is φ = 45812616.

The previous prime is 106978849. The next prime is 106978901. The reversal of 106978886 is 688879601.

It is a super-2 number, since 2×106978886² = 22888964099601992, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24695 + ... + 28701.

It is an arithmetic number, because the mean of its divisors is an integer number (11470896).

Almost surely, 2^106978886 is an apocalyptic number.

106978886 is a deficient number, since it is larger than the sum of its proper divisors (76555450).

106978886 is a wasteful number, since it uses less digits than its factorization.

106978886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5923.

The product of its (nonzero) digits is 1161216, while the sum is 53.

The square root of 106978886 is about 10343.0597987249. The cubic root of 106978886 is about 474.7147110512.

The spelling of 106978886 in words is "one hundred six million, nine hundred seventy-eight thousand, eight hundred eighty-six".