68003224 has 8 divisors (see below), whose sum is σ = 127506060. Its totient is φ = 34001608.

The previous prime is 68003207. The next prime is 68003233. The reversal of 68003224 is 42230086.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 4250194 + ... + 4250209.

Almost surely, 2^68003224 is an apocalyptic number.

It is an amenable number.

68003224 is a deficient number, since it is larger than the sum of its proper divisors (59502836).

68003224 is a wasteful number, since it uses less digits than its factorization.

68003224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8500409 (or 8500405 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 68003224 is about 8246.4067326321. The cubic root of 68003224 is about 408.1719607055.

The spelling of 68003224 in words is "sixty-eight million, three thousand, two hundred twenty-four".