2043321552 has 100 divisors (see below), whose sum is σ = 5928980640. Its totient is φ = 679378752.

The previous prime is 2043321529. The next prime is 2043321563. The reversal of 2043321552 is 2551233402.

It is a happy number.

2043321552 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 572349 + ... + 575907.

Almost surely, 2^2043321552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2043321552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2964490320).

2043321552 is an abundant number, since it is smaller than the sum of its proper divisors (3885659088).

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

2043321552 is a wasteful number, since it uses less digits than its factorization.

2043321552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4022 (or 4007 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2043321552 is about 45203.1144059787. The cubic root of 2043321552 is about 1268.9531025708.

Adding to 2043321552 its reverse (2551233402), we get a palindrome (4594554954).

The spelling of 2043321552 in words is "two billion, forty-three million, three hundred twenty-one thousand, five hundred fifty-two".