224349217429 has 4 divisors (see below), whose sum is σ = 224354159884. Its totient is φ = 224344274976.

The previous prime is 224349217349. The next prime is 224349217439. The reversal of 224349217429 is 924712943422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 199565012529 + 24784204900 = 446727^2 + 157430^2 .

It is a cyclic number.

It is not a de Polignac number, because 224349217429 - 2²⁵ = 224315662997 is a prime.

It is a super-2 number, since 2×224349217429² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224349217439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2402502 + ... + 2494135.

It is an arithmetic number, because the mean of its divisors is an integer number (56088539971).

Almost surely, 2^224349217429 is an apocalyptic number.

It is an amenable number.

224349217429 is a deficient number, since it is larger than the sum of its proper divisors (4942455).

224349217429 is an equidigital number, since it uses as much as digits as its factorization.

224349217429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4942454.

The product of its digits is 1741824, while the sum is 49.

The spelling of 224349217429 in words is "two hundred twenty-four billion, three hundred forty-nine million, two hundred seventeen thousand, four hundred twenty-nine".