2214499280 has 80 divisors (see below), whose sum is σ = 5894753664. Its totient is φ = 757900800.

The previous prime is 2214499277. The next prime is 2214499289. The reversal of 2214499280 is 829944122.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×2214499280² = 9808014122241036800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214499289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340055 + ... + 346505.

Almost surely, 2^2214499280 is an apocalyptic number.

2214499280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2214499280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2947376832).

2214499280 is an abundant number, since it is smaller than the sum of its proper divisors (3680254384).

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

2214499280 is a wasteful number, since it uses less digits than its factorization.

2214499280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7084 (or 7078 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 2214499280 is about 47058.4666133524. The cubic root of 2214499280 is about 1303.4424109376.

The spelling of 2214499280 in words is "two billion, two hundred fourteen million, four hundred ninety-nine thousand, two hundred eighty".