74674673 has 2 divisors, whose sum is σ = 74674674. Its totient is φ = 74674672.

The previous prime is 74674667. The next prime is 74674709. The reversal of 74674673 is 37647647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51940849 + 22733824 = 7207^2 + 4768^2 .

It is an emirp because it is prime and its reverse (37647647) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74674673 - 2⁶ = 74674609 is a prime.

It is not a weakly prime, because it can be changed into another prime (74674643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37337336 + 37337337.

It is an arithmetic number, because the mean of its divisors is an integer number (37337337).

Almost surely, 2^74674673 is an apocalyptic number.

It is an amenable number.

74674673 is a deficient number, since it is larger than the sum of its proper divisors (1).

74674673 is an equidigital number, since it uses as much as digits as its factorization.

74674673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 592704, while the sum is 44.

The square root of 74674673 is about 8641.4508619791. The cubic root of 74674673 is about 421.1056901631.

The spelling of 74674673 in words is "seventy-four million, six hundred seventy-four thousand, six hundred seventy-three".