106666854 has 32 divisors (see below), whose sum is σ = 245091840. Its totient is φ = 30316032.

The previous prime is 106666849. The next prime is 106666873. The reversal of 106666854 is 458666601.

It is a super-2 number, since 2×106666854² = 22755635484514632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1527 + ... + 14685.

It is an arithmetic number, because the mean of its divisors is an integer number (7659120).

Almost surely, 2^106666854 is an apocalyptic number.

106666854 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

106666854 is an abundant number, since it is smaller than the sum of its proper divisors (138424986).

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

106666854 is a wasteful number, since it uses less digits than its factorization.

106666854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13364.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 106666854 is about 10327.9646591185. The cubic root of 106666854 is about 474.2527182338.

The spelling of 106666854 in words is "one hundred six million, six hundred sixty-six thousand, eight hundred fifty-four".