224749697 has 2 divisors, whose sum is σ = 224749698. Its totient is φ = 224749696.

The previous prime is 224749687. The next prime is 224749709. The reversal of 224749697 is 796947422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224520256 + 229441 = 14984^2 + 479^2 .

It is a cyclic number.

It is not a de Polignac number, because 224749697 - 2¹⁸ = 224487553 is a prime.

It is not a weakly prime, because it can be changed into another prime (224749687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112374848 + 112374849.

It is an arithmetic number, because the mean of its divisors is an integer number (112374849).

Almost surely, 2^224749697 is an apocalyptic number.

It is an amenable number.

224749697 is a deficient number, since it is larger than the sum of its proper divisors (1).

224749697 is an equidigital number, since it uses as much as digits as its factorization.

224749697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 50.

The square root of 224749697 is about 14991.6542449458. The cubic root of 224749697 is about 607.9945761073.

The spelling of 224749697 in words is "two hundred twenty-four million, seven hundred forty-nine thousand, six hundred ninety-seven".