106775640 has 192 divisors, whose sum is σ = 374025600. Its totient is φ = 26320896.

The previous prime is 106775569. The next prime is 106775653. The reversal of 106775640 is 46577601.

106775640 is a `hidden beast` number, since 1 + 0 + 6 + 7 + 7 + 5 + 640 = 666.

It is a super-2 number, since 2×106775640² = 22802074594819200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 106775595 and 106775604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 446641 + ... + 446879.

It is an arithmetic number, because the mean of its divisors is an integer number (1948050).

Almost surely, 2^106775640 is an apocalyptic number.

106775640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 106775640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187012800).

106775640 is an abundant number, since it is smaller than the sum of its proper divisors (267249960).

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

106775640 is a wasteful number, since it uses less digits than its factorization.

106775640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 106775640 is about 10333.2298919554. The cubic root of 106775640 is about 474.4138883480.

The spelling of 106775640 in words is "one hundred six million, seven hundred seventy-five thousand, six hundred forty".