74448601 has 2 divisors, whose sum is σ = 74448602. Its totient is φ = 74448600.

The previous prime is 74448547. The next prime is 74448613. The reversal of 74448601 is 10684447.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73960000 + 488601 = 8600^2 + 699^2 .

It is a cyclic number.

It is not a de Polignac number, because 74448601 - 2¹³ = 74440409 is a prime.

It is not a weakly prime, because it can be changed into another prime (74448691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37224300 + 37224301.

It is an arithmetic number, because the mean of its divisors is an integer number (37224301).

Almost surely, 2^74448601 is an apocalyptic number.

It is an amenable number.

74448601 is a deficient number, since it is larger than the sum of its proper divisors (1).

74448601 is an equidigital number, since it uses as much as digits as its factorization.

74448601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 74448601 is about 8628.3602729603. The cubic root of 74448601 is about 420.6803052493.

The spelling of 74448601 in words is "seventy-four million, four hundred forty-eight thousand, six hundred one".