2821440734 has 16 divisors (see below), whose sum is σ = 5121271008. Its totient is φ = 1138060032.

The previous prime is 2821440733. The next prime is 2821440737. The reversal of 2821440734 is 4370441282.

2821440734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2821440694 and 2821440703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2821440733) 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, 5927159 + ... + 5927634.

It is an arithmetic number, because the mean of its divisors is an integer number (320079438).

Almost surely, 2^2821440734 is an apocalyptic number.

2821440734 is a deficient number, since it is larger than the sum of its proper divisors (2299830274).

2821440734 is a wasteful number, since it uses less digits than its factorization.

2821440734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11854819.

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 2821440734 is about 53117.2357526255. The cubic root of 2821440734 is about 1413.0482038854.

The spelling of 2821440734 in words is "two billion, eight hundred twenty-one million, four hundred forty thousand, seven hundred thirty-four".