74322727 has 2 divisors, whose sum is σ = 74322728. Its totient is φ = 74322726.

The previous prime is 74322697. The next prime is 74322733. The reversal of 74322727 is 72722347.

It is a strong prime.

It is an emirp because it is prime and its reverse (72722347) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74322727 - 2¹⁵ = 74289959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74322692 and 74322701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74322527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37161363 + 37161364.

It is an arithmetic number, because the mean of its divisors is an integer number (37161364).

Almost surely, 2^74322727 is an apocalyptic number.

74322727 is a deficient number, since it is larger than the sum of its proper divisors (1).

74322727 is an equidigital number, since it uses as much as digits as its factorization.

74322727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32928, while the sum is 34.

The square root of 74322727 is about 8621.0629855024. The cubic root of 74322727 is about 420.4430830434.

The spelling of 74322727 in words is "seventy-four million, three hundred twenty-two thousand, seven hundred twenty-seven".