224440342989 has 32 divisors (see below), whose sum is σ = 333587036160. Its totient is φ = 133392096000.

The previous prime is 224440342981. The next prime is 224440343003. The reversal of 224440342989 is 989243044422.

It is not a de Polignac number, because 224440342989 - 2³ = 224440342981 is a prime.

It is a super-2 number, since 2×224440342989² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224440342981) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7689954 + ... + 7719084.

It is an arithmetic number, because the mean of its divisors is an integer number (10424594880).

Almost surely, 2^224440342989 is an apocalyptic number.

It is an amenable number.

224440342989 is a deficient number, since it is larger than the sum of its proper divisors (109146693171).

224440342989 is a wasteful number, since it uses less digits than its factorization.

224440342989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37121.

The product of its (nonzero) digits is 3981312, while the sum is 51.

The spelling of 224440342989 in words is "two hundred twenty-four billion, four hundred forty million, three hundred forty-two thousand, nine hundred eighty-nine".