2722217740 has 48 divisors (see below), whose sum is σ = 6242987520. Its totient is φ = 988844480.

The previous prime is 2722217717. The next prime is 2722217753. The reversal of 2722217740 is 477122272.

It is a junction number, because it is equal to n+sod(n) for n = 2722217696 and 2722217705.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218109 + ... + 230251.

It is an arithmetic number, because the mean of its divisors is an integer number (130062240).

Almost surely, 2^2722217740 is an apocalyptic number.

2722217740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2722217740 is an abundant number, since it is smaller than the sum of its proper divisors (3520769780).

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

2722217740 is a wasteful number, since it uses less digits than its factorization.

2722217740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13182 (or 13180 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 34.

The square root of 2722217740 is about 52174.8765211764. The cubic root of 2722217740 is about 1396.2856883635.

The spelling of 2722217740 in words is "two billion, seven hundred twenty-two million, two hundred seventeen thousand, seven hundred forty".