6540106 has 8 divisors (see below), whose sum is σ = 9882180. Its totient is φ = 3246048.

The previous prime is 6540103. The next prime is 6540133. The reversal of 6540106 is 6010456.

It can be written as a sum of positive squares in 2 ways, for example, as 6295081 + 245025 = 2509^2 + 495^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (6540103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11661 + ... + 12208.

Almost surely, 2^6540106 is an apocalyptic number.

6540106 is a deficient number, since it is larger than the sum of its proper divisors (3342074).

6540106 is a wasteful number, since it uses less digits than its factorization.

6540106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24008.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 6540106 is about 2557.3630950649. The cubic root of 6540106 is about 187.0086072277.

The spelling of 6540106 in words is "six million, five hundred forty thousand, one hundred six".