224973977 has 2 divisors, whose sum is σ = 224973978. Its totient is φ = 224973976.

The previous prime is 224973961. The next prime is 224973997. The reversal of 224973977 is 779379422.

224973977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158860816 + 66113161 = 12604^2 + 8131^2 .

It is a cyclic number.

It is not a de Polignac number, because 224973977 - 2⁴ = 224973961 is a prime.

It is a super-2 number, since 2×224973977² = 101226580654393058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (224973997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112486988 + 112486989.

It is an arithmetic number, because the mean of its divisors is an integer number (112486989).

Almost surely, 2^224973977 is an apocalyptic number.

It is an amenable number.

224973977 is a deficient number, since it is larger than the sum of its proper divisors (1).

224973977 is an equidigital number, since it uses as much as digits as its factorization.

224973977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1333584, while the sum is 50.

The square root of 224973977 is about 14999.1325415839. The cubic root of 224973977 is about 608.1967501877.

The spelling of 224973977 in words is "two hundred twenty-four million, nine hundred seventy-three thousand, nine hundred seventy-seven".