2229449951 has 2 divisors, whose sum is σ = 2229449952. Its totient is φ = 2229449950.

The previous prime is 2229449947. The next prime is 2229450107. The reversal of 2229449951 is 1599449222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2229449951 - 2² = 2229449947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2229449896 and 2229449905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2229449051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114724975 + 1114724976.

It is an arithmetic number, because the mean of its divisors is an integer number (1114724976).

Almost surely, 2^2229449951 is an apocalyptic number.

2229449951 is a deficient number, since it is larger than the sum of its proper divisors (1).

2229449951 is an equidigital number, since it uses as much as digits as its factorization.

2229449951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 47.

The square root of 2229449951 is about 47217.0514856656. The cubic root of 2229449951 is about 1306.3691293837.

The spelling of 2229449951 in words is "two billion, two hundred twenty-nine million, four hundred forty-nine thousand, nine hundred fifty-one".