2199460816 has 40 divisors (see below), whose sum is σ = 5156723520. Its totient is φ = 887176704.

The previous prime is 2199460811. The next prime is 2199460829. The reversal of 2199460816 is 6180649912.

It is a happy number.

It is a super-2 number, since 2×2199460816² = 9675255762238771712, which contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2199460811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575686 + ... + 579493.

It is an arithmetic number, because the mean of its divisors is an integer number (128918088).

Almost surely, 2^2199460816 is an apocalyptic number.

It is an amenable number.

2199460816 is an abundant number, since it is smaller than the sum of its proper divisors (2957262704).

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

2199460816 is a wasteful number, since it uses less digits than its factorization.

2199460816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155211 (or 1155205 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 2199460816 is about 46898.4095252707. The cubic root of 2199460816 is about 1300.4851869430.

The spelling of 2199460816 in words is "two billion, one hundred ninety-nine million, four hundred sixty thousand, eight hundred sixteen".