106865775 has 18 divisors (see below), whose sum is σ = 191408880. Its totient is φ = 56994960.

The previous prime is 106865761. The next prime is 106865807. The reversal of 106865775 is 577568601.

106865775 is a `hidden beast` number, since 10 + 68 + 6 + 577 + 5 = 666.

It is not a de Polignac number, because 106865775 - 2¹² = 106861679 is a prime.

It is a super-2 number, since 2×106865775² = 22840587732701250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 106865775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 237255 + ... + 237704.

Almost surely, 2^106865775 is an apocalyptic number.

106865775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

106865775 is a deficient number, since it is larger than the sum of its proper divisors (84543105).

106865775 is a wasteful number, since it uses less digits than its factorization.

106865775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474975 (or 474967 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The square root of 106865775 is about 10337.5903865456. The cubic root of 106865775 is about 474.5473434729.

It can be divided in two parts, 10686 and 5775, that added together give a palindrome (16461).

The spelling of 106865775 in words is "one hundred six million, eight hundred sixty-five thousand, seven hundred seventy-five".