224395846420 has 24 divisors (see below), whose sum is σ = 471295122984. Its totient is φ = 89746177536.

The previous prime is 224395846391. The next prime is 224395846439. The reversal of 224395846420 is 24648593422.

It can be written as a sum of positive squares in 4 ways, for example, as 66689963536 + 157705882884 = 258244^2 + 397122^2 .

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 608017 + ... + 904696.

It is an arithmetic number, because the mean of its divisors is an integer number (19637296791).

Almost surely, 2^224395846420 is an apocalyptic number.

224395846420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224395846420 is an abundant number, since it is smaller than the sum of its proper divisors (246899276564).

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

224395846420 is a wasteful number, since it uses less digits than its factorization.

224395846420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520139 (or 1520137 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 49.

The spelling of 224395846420 in words is "two hundred twenty-four billion, three hundred ninety-five million, eight hundred forty-six thousand, four hundred twenty".