2444533040 has 20 divisors (see below), whose sum is σ = 5683539504. Its totient is φ = 977813184.

The previous prime is 2444533019. The next prime is 2444533079. The reversal of 2444533040 is 403354442.

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

It is a junction number, because it is equal to n+sod(n) for n = 2444532994 and 2444533012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15278252 + ... + 15278411.

Almost surely, 2^2444533040 is an apocalyptic number.

2444533040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2444533040 is an abundant number, since it is smaller than the sum of its proper divisors (3239006464).

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

2444533040 is a wasteful number, since it uses less digits than its factorization.

2444533040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30556676 (or 30556670 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 2444533040 is about 49442.2192058569. The cubic root of 2444533040 is about 1347.0962810368.

Adding to 2444533040 its reverse (403354442), we get a palindrome (2847887482).

The spelling of 2444533040 in words is "two billion, four hundred forty-four million, five hundred thirty-three thousand, forty".