2540132 has 24 divisors (see below), whose sum is σ = 5146176. Its totient is φ = 1074528.

The previous prime is 2540113. The next prime is 2540141. The reversal of 2540132 is 2310452.

It is a self number, because there is not a number n which added to its sum of digits gives 2540132.

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, 1778 + ... + 2870.

It is an arithmetic number, because the mean of its divisors is an integer number (214424).

2^2540132 is an apocalyptic number.

It is an amenable number.

2540132 is an abundant number, since it is smaller than the sum of its proper divisors (2606044).

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

2540132 is a wasteful number, since it uses less digits than its factorization.

2540132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187 (or 1185 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2540132 is about 1593.7791565960. The cubic root of 2540132 is about 136.4432624784.

Adding to 2540132 its reverse (2310452), we get a palindrome (4850584).

The spelling of 2540132 in words is "two million, five hundred forty thousand, one hundred thirty-two".