224684990 has 16 divisors (see below), whose sum is σ = 404615520. Its totient is φ = 89833440.

The previous prime is 224684989. The next prime is 224685017. The reversal of 224684990 is 99486422.

It is a happy number.

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, 29276 + ... + 36144.

It is an arithmetic number, because the mean of its divisors is an integer number (25288470).

Almost surely, 2^224684990 is an apocalyptic number.

224684990 is a deficient number, since it is larger than the sum of its proper divisors (179930530).

224684990 is a wasteful number, since it uses less digits than its factorization.

224684990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10147.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 224684990 is about 14989.4959888583. The cubic root of 224684990 is about 607.9362218852.

The spelling of 224684990 in words is "two hundred twenty-four million, six hundred eighty-four thousand, nine hundred ninety".