2106441207 has 80 divisors (see below), whose sum is σ = 3494925280. Its totient is φ = 1256352768.

The previous prime is 2106441199. The next prime is 2106441217. The reversal of 2106441207 is 7021446012.

2106441207 is a `hidden beast` number, since 2 + 1 + 0 + 644 + 12 + 0 + 7 = 666.

It is not a de Polignac number, because 2106441207 - 2³ = 2106441199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106441217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5150019 + ... + 5150427.

It is an arithmetic number, because the mean of its divisors is an integer number (43686566).

Almost surely, 2^2106441207 is an apocalyptic number.

2106441207 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2106441207 is a deficient number, since it is larger than the sum of its proper divisors (1388484073).

2106441207 is a wasteful number, since it uses less digits than its factorization.

2106441207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574 (or 565 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2106441207 is about 45895.9824712360. The cubic root of 2106441207 is about 1281.8871104585.

Adding to 2106441207 its reverse (7021446012), we get a palindrome (9127887219).

The spelling of 2106441207 in words is "two billion, one hundred six million, four hundred forty-one thousand, two hundred seven".