2722857906 has 32 divisors (see below), whose sum is σ = 5716684800. Its totient is φ = 863450640.

The previous prime is 2722857859. The next prime is 2722857913. The reversal of 2722857906 is 6097582272.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 113086 + ... + 135033.

It is an arithmetic number, because the mean of its divisors is an integer number (178646400).

Almost surely, 2^2722857906 is an apocalyptic number.

2722857906 is an abundant number, since it is smaller than the sum of its proper divisors (2993826894).

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

2722857906 is a wasteful number, since it uses less digits than its factorization.

2722857906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248214.

The product of its (nonzero) digits is 846720, while the sum is 48.

The square root of 2722857906 is about 52181.0109714252. The cubic root of 2722857906 is about 1396.3951315517.

The spelling of 2722857906 in words is "two billion, seven hundred twenty-two million, eight hundred fifty-seven thousand, nine hundred six".