2219489496 has 144 divisors (see below), whose sum is σ = 7010630640. Its totient is φ = 632499840.

The previous prime is 2219489491. The next prime is 2219489497. The reversal of 2219489496 is 6949849122.

It is a super-2 number, since 2×2219489496² = 9852267245708668032, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2219489491) 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 35 ways as a sum of consecutive naturals, for example, 2225670 + ... + 2226666.

It is an arithmetic number, because the mean of its divisors is an integer number (48684935).

Almost surely, 2^2219489496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2219489496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3505315320).

2219489496 is an abundant number, since it is smaller than the sum of its proper divisors (4791141144).

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

2219489496 is a wasteful number, since it uses less digits than its factorization.

2219489496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654 (or 1640 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The square root of 2219489496 is about 47111.4582240881. The cubic root of 2219489496 is about 1304.4207479011.

The spelling of 2219489496 in words is "two billion, two hundred nineteen million, four hundred eighty-nine thousand, four hundred ninety-six".