2106271406 has 16 divisors (see below), whose sum is σ = 3346783920. Its totient is φ = 990733440.

The previous prime is 2106271403. The next prime is 2106271439. The reversal of 2106271406 is 6041726012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106271403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68261 + ... + 94191.

It is an arithmetic number, because the mean of its divisors is an integer number (209173995).

Almost surely, 2^2106271406 is an apocalyptic number.

2106271406 is a deficient number, since it is larger than the sum of its proper divisors (1240512514).

2106271406 is a wasteful number, since it uses less digits than its factorization.

2106271406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28339.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 2106271406 is about 45894.1325879464. The cubic root of 2106271406 is about 1281.8526650693.

Adding to 2106271406 its reverse (6041726012), we get a palindrome (8147997418).

The spelling of 2106271406 in words is "two billion, one hundred six million, two hundred seventy-one thousand, four hundred six".