2106055340 has 12 divisors (see below), whose sum is σ = 4422716256. Its totient is φ = 842422128.

The previous prime is 2106055331. The next prime is 2106055349. The reversal of 2106055340 is 435506012.

It is an interprime number because it is at equal distance from previous prime (2106055331) and next prime (2106055349).

It is not an unprimeable number, because it can be changed into a prime (2106055349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52651364 + ... + 52651403.

It is an arithmetic number, because the mean of its divisors is an integer number (368559688).

Almost surely, 2^2106055340 is an apocalyptic number.

2106055340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2106055340 is an abundant number, since it is smaller than the sum of its proper divisors (2316660916).

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

2106055340 is a wasteful number, since it uses less digits than its factorization.

2106055340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105302776 (or 105302774 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2106055340 is about 45891.7785665363. The cubic root of 2106055340 is about 1281.8088318057.

The spelling of 2106055340 in words is "two billion, one hundred six million, fifty-five thousand, three hundred forty".