2840452722 has 12 divisors (see below), whose sum is σ = 6154314270. Its totient is φ = 946817568.

The previous prime is 2840452679. The next prime is 2840452787. The reversal of 2840452722 is 2272540482.

It can be written as a sum of positive squares in only one way, i.e., 2446390521 + 394062201 = 49461^2 + 19851^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78901447 + ... + 78901482.

Almost surely, 2^2840452722 is an apocalyptic number.

2840452722 is an abundant number, since it is smaller than the sum of its proper divisors (3313861548).

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

2840452722 is a wasteful number, since it uses less digits than its factorization.

2840452722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157802937 (or 157802934 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 36.

The square root of 2840452722 is about 53295.8977971101. The cubic root of 2840452722 is about 1416.2149947659.

The spelling of 2840452722 in words is "two billion, eight hundred forty million, four hundred fifty-two thousand, seven hundred twenty-two".