2532440240 has 40 divisors (see below), whose sum is σ = 6423191568. Its totient is φ = 920887040.

The previous prime is 2532440219. The next prime is 2532440257. The reversal of 2532440240 is 420442352.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1438007 + ... + 1439766.

Almost surely, 2^2532440240 is an apocalyptic number.

2532440240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2532440240 is an abundant number, since it is smaller than the sum of its proper divisors (3890751328).

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

2532440240 is a wasteful number, since it uses less digits than its factorization.

2532440240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877797 (or 2877791 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 2532440240 is about 50323.3568037745. The cubic root of 2532440240 is about 1363.0540219777.

Adding to 2532440240 its reverse (420442352), we get a palindrome (2952882592).

The spelling of 2532440240 in words is "two billion, five hundred thirty-two million, four hundred forty thousand, two hundred forty".