2722489452 has 36 divisors (see below), whose sum is σ = 7067847696. Its totient is φ = 882969120.

The previous prime is 2722489439. The next prime is 2722489481. The reversal of 2722489452 is 2549842272.

2722489452 is a `hidden beast` number, since 272 + 248 + 94 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 2722489398 and 2722489407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1020624 + ... + 1023287.

Almost surely, 2^2722489452 is an apocalyptic number.

It is an amenable number.

2722489452 is an abundant number, since it is smaller than the sum of its proper divisors (4345358244).

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

2722489452 is a wasteful number, since it uses less digits than its factorization.

2722489452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043958 (or 2043953 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 2722489452 is about 52177.4803147871. The cubic root of 2722489452 is about 1396.3321425161.

The spelling of 2722489452 in words is "two billion, seven hundred twenty-two million, four hundred eighty-nine thousand, four hundred fifty-two".