2540466 has 24 divisors (see below), whose sum is σ = 5557500. Its totient is φ = 838656.

The previous prime is 2540443. The next prime is 2540479. The reversal of 2540466 is 6640452.

It is a happy number.

2540466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2205225 + 335241 = 1485^2 + 579^2 .

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 1410 + ... + 2658.

2^2540466 is an apocalyptic number.

2540466 is an abundant number, since it is smaller than the sum of its proper divisors (3017034).

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

2540466 is a wasteful number, since it uses less digits than its factorization.

2540466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370 (or 1367 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2540466 is about 1593.8839355486. The cubic root of 2540466 is about 136.4492424895.

The spelling of 2540466 in words is "two million, five hundred forty thousand, four hundred sixty-six".