106666454 has 16 divisors (see below), whose sum is σ = 164687040. Its totient is φ = 51792840.

The previous prime is 106666451. The next prime is 106666459. The reversal of 106666454 is 454666601.

It is a super-2 number, since 2×106666454² = 22755464817868232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106666451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4349 + ... + 15239.

It is an arithmetic number, because the mean of its divisors is an integer number (10292940).

Almost surely, 2^106666454 is an apocalyptic number.

106666454 is a deficient number, since it is larger than the sum of its proper divisors (58020586).

106666454 is a wasteful number, since it uses less digits than its factorization.

106666454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11035.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 106666454 is about 10327.9452942006. The cubic root of 106666454 is about 474.2521254182.

The spelling of 106666454 in words is "one hundred six million, six hundred sixty-six thousand, four hundred fifty-four".