106442565 has 16 divisors (see below), whose sum is σ = 172851648. Its totient is φ = 55921536.

The previous prime is 106442563. The next prime is 106442573. The reversal of 106442565 is 565244601.

It is not a de Polignac number, because 106442565 - 2¹ = 106442563 is a prime.

It is a super-2 number, since 2×106442565² = 22660039287558450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106442563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51952 + ... + 53961.

It is an arithmetic number, because the mean of its divisors is an integer number (10803228).

Almost surely, 2^106442565 is an apocalyptic number.

106442565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106442565 is a deficient number, since it is larger than the sum of its proper divisors (66409083).

106442565 is a wasteful number, since it uses less digits than its factorization.

106442565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105988.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 106442565 is about 10317.1006101521. The cubic root of 106442565 is about 473.9200803498.

The spelling of 106442565 in words is "one hundred six million, four hundred forty-two thousand, five hundred sixty-five".