2540024 has 8 divisors (see below), whose sum is σ = 4762560. Its totient is φ = 1270008.

The previous prime is 2540011. The next prime is 2540033. The reversal of 2540024 is 4200452.

2540024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2539984 and 2540011.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 158744 + ... + 158759.

It is an arithmetic number, because the mean of its divisors is an integer number (595320).

2^2540024 is an apocalyptic number.

It is an amenable number.

2540024 is a deficient number, since it is larger than the sum of its proper divisors (2222536).

2540024 is a wasteful number, since it uses less digits than its factorization.

2540024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317509 (or 317505 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 2540024 is about 1593.7452745028. The cubic root of 2540024 is about 136.4413287100.

Adding to 2540024 its reverse (4200452), we get a palindrome (6740476).

The spelling of 2540024 in words is "two million, five hundred forty thousand, twenty-four".