2533040 has 20 divisors (see below), whose sum is σ = 5889504. Its totient is φ = 1013184.

The previous prime is 2533039. The next prime is 2533049. The reversal of 2533040 is 403352.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (2533049) 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, 15752 + ... + 15911.

2^2533040 is an apocalyptic number.

2533040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2533040 is an abundant number, since it is smaller than the sum of its proper divisors (3356464).

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

2533040 is a wasteful number, since it uses less digits than its factorization.

2533040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31676 (or 31670 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 2533040 is about 1591.5527009810. The cubic root of 2533040 is about 136.3161617903.

Adding to 2533040 its reverse (403352), we get a palindrome (2936392).

The spelling of 2533040 in words is "two million, five hundred thirty-three thousand, forty".