2706264221 has 16 divisors (see below), whose sum is σ = 3018951360. Its totient is φ = 2410871040.

The previous prime is 2706264199. The next prime is 2706264271. The reversal of 2706264221 is 1224626072.

It is a cyclic number.

It is not a de Polignac number, because 2706264221 - 2²⁶ = 2639155357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2706264271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 443030 + ... + 449096.

It is an arithmetic number, because the mean of its divisors is an integer number (188684460).

Almost surely, 2^2706264221 is an apocalyptic number.

It is an amenable number.

2706264221 is a deficient number, since it is larger than the sum of its proper divisors (312687139).

2706264221 is a wasteful number, since it uses less digits than its factorization.

2706264221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7484.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 2706264221 is about 52021.7668000617. The cubic root of 2706264221 is about 1393.5527049356.

The spelling of 2706264221 in words is "two billion, seven hundred six million, two hundred sixty-four thousand, two hundred twenty-one".