2540106 has 32 divisors (see below), whose sum is σ = 5978880. Its totient is φ = 796608.

The previous prime is 2540099. The next prime is 2540113. The reversal of 2540106 is 6010452.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2540099) and next prime (2540113).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466 + ... + 2301.

It is an arithmetic number, because the mean of its divisors is an integer number (186840).

2^2540106 is an apocalyptic number.

2540106 is an abundant number, since it is smaller than the sum of its proper divisors (3438774).

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

2540106 is a wasteful number, since it uses less digits than its factorization.

2540106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795 (or 2789 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2540106 is about 1593.7709998616. The cubic root of 2540106 is about 136.4427969466.

Adding to 2540106 its reverse (6010452), we get a palindrome (8550558).

It can be divided in two parts, 254010 and 6, that added together give a square (254016 = 504²).

The spelling of 2540106 in words is "two million, five hundred forty thousand, one hundred six".