103681224 has 24 divisors (see below), whose sum is σ = 280803510. Its totient is φ = 34560384.

The previous prime is 103681211. The next prime is 103681261. The reversal of 103681224 is 422186301.

It can be written as a sum of positive squares in only one way, i.e., 103673124 + 8100 = 10182^2 + 90^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 719937 + ... + 720080.

Almost surely, 2^103681224 is an apocalyptic number.

It is an amenable number.

103681224 is an abundant number, since it is smaller than the sum of its proper divisors (177122286).

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

103681224 is a wasteful number, since it uses less digits than its factorization.

103681224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440029 (or 1440022 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 103681224 is about 10182.3977529853. The cubic root of 103681224 is about 469.7859656205.

The spelling of 103681224 in words is "one hundred three million, six hundred eighty-one thousand, two hundred twenty-four".