224777938 has 16 divisors (see below), whose sum is σ = 420364224. Its totient is φ = 87575760.

The previous prime is 224777933. The next prime is 224777939. The reversal of 224777938 is 839777422.

It is a junction number, because it is equal to n+sod(n) for n = 224777891 and 224777900.

It is not an unprimeable number, because it can be changed into a prime (224777933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 729645 + ... + 729952.

It is an arithmetic number, because the mean of its divisors is an integer number (26272764).

Almost surely, 2^224777938 is an apocalyptic number.

224777938 is a deficient number, since it is larger than the sum of its proper divisors (195586286).

224777938 is a wasteful number, since it uses less digits than its factorization.

224777938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459617.

The product of its digits is 1185408, while the sum is 49.

The square root of 224777938 is about 14992.5961060785. The cubic root of 224777938 is about 608.0200409628.

The spelling of 224777938 in words is "two hundred twenty-four million, seven hundred seventy-seven thousand, nine hundred thirty-eight".