224620478 has 4 divisors (see below), whose sum is σ = 336930720. Its totient is φ = 112310238.

The previous prime is 224620447. The next prime is 224620481. The reversal of 224620478 is 874026422.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56155118 + ... + 56155121.

It is an arithmetic number, because the mean of its divisors is an integer number (84232680).

Almost surely, 2^224620478 is an apocalyptic number.

224620478 is a deficient number, since it is larger than the sum of its proper divisors (112310242).

224620478 is a wasteful number, since it uses less digits than its factorization.

224620478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112310241.

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 224620478 is about 14987.3439274609. The cubic root of 224620478 is about 607.8780323643.

The spelling of 224620478 in words is "two hundred twenty-four million, six hundred twenty thousand, four hundred seventy-eight".