2540508 has 24 divisors (see below), whose sum is σ = 5978112. Its totient is φ = 839664.

The previous prime is 2540479. The next prime is 2540513. The reversal of 2540508 is 8050452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691 + ... + 2357.

It is an arithmetic number, because the mean of its divisors is an integer number (249088).

2^2540508 is an apocalyptic number.

It is an amenable number.

2540508 is an abundant number, since it is smaller than the sum of its proper divisors (3437604).

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

2540508 is a wasteful number, since it uses less digits than its factorization.

2540508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801 (or 1799 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 2540508 is about 1593.8971108575. The cubic root of 2540508 is about 136.4499944299.

The spelling of 2540508 in words is "two million, five hundred forty thousand, five hundred eight".