74412329 has 2 divisors, whose sum is σ = 74412330. Its totient is φ = 74412328.

The previous prime is 74412319. The next prime is 74412353. The reversal of 74412329 is 92321447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48930025 + 25482304 = 6995^2 + 5048^2 .

It is an emirp because it is prime and its reverse (92321447) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74412329 - 2¹² = 74408233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74412295 and 74412304.

It is not a weakly prime, because it can be changed into another prime (74412319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37206164 + 37206165.

It is an arithmetic number, because the mean of its divisors is an integer number (37206165).

Almost surely, 2^74412329 is an apocalyptic number.

It is an amenable number.

74412329 is a deficient number, since it is larger than the sum of its proper divisors (1).

74412329 is an equidigital number, since it uses as much as digits as its factorization.

74412329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 74412329 is about 8626.2581111395. The cubic root of 74412329 is about 420.6119744610.

The spelling of 74412329 in words is "seventy-four million, four hundred twelve thousand, three hundred twenty-nine".