2722866536 has 16 divisors (see below), whose sum is σ = 5498096100. Its totient is φ = 1256707584.

The previous prime is 2722866499. The next prime is 2722866541. The reversal of 2722866536 is 6356682272.

It can be written as a sum of positive squares in 2 ways, for example, as 2062068100 + 660798436 = 45410^2 + 25706^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13090601 + ... + 13090808.

Almost surely, 2^2722866536 is an apocalyptic number.

2722866536 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2722866536 is an abundant number, since it is smaller than the sum of its proper divisors (2775229564).

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

2722866536 is a wasteful number, since it uses less digits than its factorization.

2722866536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26181428 (or 26181424 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 47.

The square root of 2722866536 is about 52181.0936642765. The cubic root of 2722866536 is about 1396.3966068248.

The spelling of 2722866536 in words is "two billion, seven hundred twenty-two million, eight hundred sixty-six thousand, five hundred thirty-six".