2302540 has 12 divisors (see below), whose sum is σ = 4835376. Its totient is φ = 921008.

The previous prime is 2302537. The next prime is 2302543. The reversal of 2302540 is 452032.

It is an interprime number because it is at equal distance from previous prime (2302537) and next prime (2302543).

It is not an unprimeable number, because it can be changed into a prime (2302543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57544 + ... + 57583.

It is an arithmetic number, because the mean of its divisors is an integer number (402948).

2^2302540 is an apocalyptic number.

2302540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2302540 is an abundant number, since it is smaller than the sum of its proper divisors (2532836).

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

2302540 is a wasteful number, since it uses less digits than its factorization.

2302540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115136 (or 115134 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2302540 is about 1517.4122709402. The cubic root of 2302540 is about 132.0491858329.

Adding to 2302540 its reverse (452032), we get a palindrome (2754572).

The spelling of 2302540 in words is "two million, three hundred two thousand, five hundred forty".