2206672820 has 24 divisors (see below), whose sum is σ = 5055287328. Its totient is φ = 802426400.

The previous prime is 2206672817. The next prime is 2206672823. The reversal of 2206672820 is 282766022.

It is an interprime number because it is at equal distance from previous prime (2206672817) and next prime (2206672823).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206672823) 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, 5014946 + ... + 5015385.

It is an arithmetic number, because the mean of its divisors is an integer number (210636972).

Almost surely, 2^2206672820 is an apocalyptic number.

2206672820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2206672820 is an abundant number, since it is smaller than the sum of its proper divisors (2848614508).

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

2206672820 is a wasteful number, since it uses less digits than its factorization.

2206672820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10030351 (or 10030349 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 2206672820 is about 46975.2362420882. The cubic root of 2206672820 is about 1301.9050609434.

The spelling of 2206672820 in words is "two billion, two hundred six million, six hundred seventy-two thousand, eight hundred twenty".