2540966 has 4 divisors (see below), whose sum is σ = 3811452. Its totient is φ = 1270482.

The previous prime is 2540963. The next prime is 2540969. The reversal of 2540966 is 6690452.

2540966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2540963) and next prime (2540969).

It is a d-powerful number, because it can be written as 2¹³ + 5⁹ + 4⁴ + 0 + 9⁶ + 6⁴ + 6⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635240 + ... + 635243.

It is an arithmetic number, because the mean of its divisors is an integer number (952863).

2^2540966 is an apocalyptic number.

2540966 is a deficient number, since it is larger than the sum of its proper divisors (1270486).

2540966 is a wasteful number, since it uses less digits than its factorization.

2540966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270485.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 2540966 is about 1594.0407773956. The cubic root of 2540966 is about 136.4581936223.

The spelling of 2540966 in words is "two million, five hundred forty thousand, nine hundred sixty-six".