224121004 has 24 divisors (see below), whose sum is σ = 404268480. Its totient is φ = 108660096.

The previous prime is 224120987. The next prime is 224121049. The reversal of 224121004 is 400121422.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15024 + ... + 25960.

It is an arithmetic number, because the mean of its divisors is an integer number (16844520).

Almost surely, 2^224121004 is an apocalyptic number.

It is an amenable number.

224121004 is a deficient number, since it is larger than the sum of its proper divisors (180147476).

224121004 is a wasteful number, since it uses less digits than its factorization.

224121004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11097 (or 11095 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 224121004 is about 14970.6714612271. The cubic root of 224121004 is about 607.4271316575.

Adding to 224121004 its reverse (400121422), we get a palindrome (624242426).

The spelling of 224121004 in words is "two hundred twenty-four million, one hundred twenty-one thousand, four".