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224312401 is a prime number
BaseRepresentation
bin11010101111010…
…11110001010001
3120122002020202201
431113223301101
5424410444101
634131443201
75362424005
oct1527536121
9518066681
10224312401
11105689255
1263156501
133761a541
1421b10705
1514a5ce01
hexd5ebc51

224312401 has 2 divisors, whose sum is σ = 224312402. Its totient is φ = 224312400.

The previous prime is 224312393. The next prime is 224312453. The reversal of 224312401 is 104213422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138768400 + 85544001 = 11780^2 + 9249^2 .

It is a cyclic number.

It is not a de Polignac number, because 224312401 - 23 = 224312393 is a prime.

It is not a weakly prime, because it can be changed into another prime (224312471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112156200 + 112156201.

It is an arithmetic number, because the mean of its divisors is an integer number (112156201).

Almost surely, 2224312401 is an apocalyptic number.

It is an amenable number.

224312401 is a deficient number, since it is larger than the sum of its proper divisors (1).

224312401 is an equidigital number, since it uses as much as digits as its factorization.

224312401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 224312401 is about 14977.0624956965. The cubic root of 224312401 is about 607.5999946042.

Adding to 224312401 its reverse (104213422), we get a palindrome (328525823).

The spelling of 224312401 in words is "two hundred twenty-four million, three hundred twelve thousand, four hundred one".