2540312106 has 8 divisors (see below), whose sum is σ = 5080624224. Its totient is φ = 846770700.

The previous prime is 2540312041. The next prime is 2540312107. The reversal of 2540312106 is 6012130452.

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

2540312106 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2540312107) 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, 211692670 + ... + 211692681.

It is an arithmetic number, because the mean of its divisors is an integer number (635078028).

Almost surely, 2^2540312106 is an apocalyptic number.

2540312106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2540312106 is a wasteful number, since it uses less digits than its factorization.

2540312106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423385356.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2540312106 is about 50401.5089655062. The cubic root of 2540312106 is about 1364.4648720187.

Adding to 2540312106 its reverse (6012130452), we get a palindrome (8552442558).

The spelling of 2540312106 in words is "two billion, five hundred forty million, three hundred twelve thousand, one hundred six".