2533944 has 32 divisors (see below), whose sum is σ = 7240320. Its totient is φ = 723936.

The previous prime is 2533943. The next prime is 2533963. The reversal of 2533944 is 4493352.

It is a d-powerful number, because it can be written as 2¹⁵ + 5⁹ + 3⁴ + 3¹² + 9² + 4³ + 4⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7374 + ... + 7709.

It is an arithmetic number, because the mean of its divisors is an integer number (226260).

2^2533944 is an apocalyptic number.

2533944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2533944 is an abundant number, since it is smaller than the sum of its proper divisors (4706376).

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

2533944 is a wasteful number, since it uses less digits than its factorization.

2533944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15099 (or 15095 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 2533944 is about 1591.8366750392. The cubic root of 2533944 is about 136.3323761880.

The spelling of 2533944 in words is "two million, five hundred thirty-three thousand, nine hundred forty-four".