2206662400 has 54 divisors (see below), whose sum is σ = 5461850072. Its totient is φ = 882662400.

The previous prime is 2206662397. The next prime is 2206662401. The reversal of 2206662400 is 42666022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206662401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 165996 + ... + 178795.

Almost surely, 2^2206662400 is an apocalyptic number.

2206662400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2206662400 is an abundant number, since it is smaller than the sum of its proper divisors (3255187672).

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

2206662400 is an equidigital number, since it uses as much as digits as its factorization.

2206662400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344817 (or 344798 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2206662400 is about 46975.1253324565. The cubic root of 2206662400 is about 1301.9030117237.

The spelling of 2206662400 in words is "two billion, two hundred six million, six hundred sixty-two thousand, four hundred".