74464807 has 2 divisors, whose sum is σ = 74464808. Its totient is φ = 74464806.

The previous prime is 74464769. The next prime is 74464813. The reversal of 74464807 is 70846447.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74464807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74464807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74464867) 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, 37232403 + 37232404.

It is an arithmetic number, because the mean of its divisors is an integer number (37232404).

Almost surely, 2^74464807 is an apocalyptic number.

74464807 is a deficient number, since it is larger than the sum of its proper divisors (1).

74464807 is an equidigital number, since it uses as much as digits as its factorization.

74464807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 40.

The square root of 74464807 is about 8629.2993342449. The cubic root of 74464807 is about 420.7108276514.

The spelling of 74464807 in words is "seventy-four million, four hundred sixty-four thousand, eight hundred seven".