224904489842 has 18 divisors (see below), whose sum is σ = 345827918349. Its totient is φ = 109696093680.

The previous prime is 224904489829. The next prime is 224904489851. The reversal of 224904489842 is 248984409422.

It can be written as a sum of positive squares in 2 ways, for example, as 160617394441 + 64287095401 = 400771^2 + 253549^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=335339.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 27493709 + ... + 27501887.

Almost surely, 2^224904489842 is an apocalyptic number.

224904489842 is a deficient number, since it is larger than the sum of its proper divisors (120923428507).

224904489842 is an frugal number, since it uses more digits than its factorization.

224904489842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16442 (or 8222 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 56.

The spelling of 224904489842 in words is "two hundred twenty-four billion, nine hundred four million, four hundred eighty-nine thousand, eight hundred forty-two".