74223403229 has 2 divisors, whose sum is σ = 74223403230. Its totient is φ = 74223403228.

The previous prime is 74223403217. The next prime is 74223403297. The reversal of 74223403229 is 92230432247.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66371671129 + 7851732100 = 257627^2 + 88610^2 .

It is a cyclic number.

It is not a de Polignac number, because 74223403229 - 2¹⁶ = 74223337693 is a prime.

It is a super-2 number, since 2×74223403229² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74223403192 and 74223403201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74223403729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37111701614 + 37111701615.

It is an arithmetic number, because the mean of its divisors is an integer number (37111701615).

Almost surely, 2^74223403229 is an apocalyptic number.

It is an amenable number.

74223403229 is a deficient number, since it is larger than the sum of its proper divisors (1).

74223403229 is an equidigital number, since it uses as much as digits as its factorization.

74223403229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 38.

The spelling of 74223403229 in words is "seventy-four billion, two hundred twenty-three million, four hundred three thousand, two hundred twenty-nine".