106858566 has 24 divisors (see below), whose sum is σ = 245146824. Its totient is φ = 33524160.

The previous prime is 106858561. The next prime is 106858571. The reversal of 106858566 is 665858601.

106858566 is a `hidden beast` number, since 1 + 0 + 6 + 8 + 585 + 66 = 666.

It is an interprime number because it is at equal distance from previous prime (106858561) and next prime (106858571).

It is a super-2 number, since 2×106858566² = 22837506255152712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106858561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174300 + ... + 174911.

It is an arithmetic number, because the mean of its divisors is an integer number (10214451).

Almost surely, 2^106858566 is an apocalyptic number.

106858566 is an abundant number, since it is smaller than the sum of its proper divisors (138288258).

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

106858566 is a wasteful number, since it uses less digits than its factorization.

106858566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349236 (or 349233 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 106858566 is about 10337.2417017307. The cubic root of 106858566 is about 474.5366724895.

The spelling of 106858566 in words is "one hundred six million, eight hundred fifty-eight thousand, five hundred sixty-six".