74053729 has 2 divisors, whose sum is σ = 74053730. Its totient is φ = 74053728.

The previous prime is 74053723. The next prime is 74053739. The reversal of 74053729 is 92735047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65173329 + 8880400 = 8073^2 + 2980^2 .

It is a cyclic number.

It is not a de Polignac number, because 74053729 - 2¹⁷ = 73922657 is a prime.

It is not a weakly prime, because it can be changed into another prime (74053723) 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, 37026864 + 37026865.

It is an arithmetic number, because the mean of its divisors is an integer number (37026865).

Almost surely, 2^74053729 is an apocalyptic number.

It is an amenable number.

74053729 is a deficient number, since it is larger than the sum of its proper divisors (1).

74053729 is an equidigital number, since it uses as much as digits as its factorization.

74053729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 74053729 is about 8605.4476350740. The cubic root of 74053729 is about 419.9352299969.

The spelling of 74053729 in words is "seventy-four million, fifty-three thousand, seven hundred twenty-nine".