2540550 has 24 divisors (see below), whose sum is σ = 6300936. Its totient is φ = 677440.

The previous prime is 2540539. The next prime is 2540563. The reversal of 2540550 is 550452.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8319 + ... + 8618.

It is an arithmetic number, because the mean of its divisors is an integer number (262539).

2^2540550 is an apocalyptic number.

2540550 is an abundant number, since it is smaller than the sum of its proper divisors (3760386).

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

2540550 is a wasteful number, since it uses less digits than its factorization.

2540550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16952 (or 16947 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 2540550 is about 1593.9102860575. The cubic root of 2540550 is about 136.4507463619.

The spelling of 2540550 in words is "two million, five hundred forty thousand, five hundred fifty".