2206730864 has 40 divisors (see below), whose sum is σ = 4716750192. Its totient is φ = 993646080.

The previous prime is 2206730863. The next prime is 2206730879. The reversal of 2206730864 is 4680376022.

It is a super-2 number, since 2×2206730864² = 9739322212260372992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206730863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120854 + ... + 137909.

Almost surely, 2^2206730864 is an apocalyptic number.

It is an amenable number.

2206730864 is an abundant number, since it is smaller than the sum of its proper divisors (2510019328).

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

2206730864 is a wasteful number, since it uses less digits than its factorization.

2206730864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258825 (or 258819 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 2206730864 is about 46975.8540529068. The cubic root of 2206730864 is about 1301.9164758836.

The spelling of 2206730864 in words is "two billion, two hundred six million, seven hundred thirty thousand, eight hundred sixty-four".