74580133 has 2 divisors, whose sum is σ = 74580134. Its totient is φ = 74580132.

The previous prime is 74580109. The next prime is 74580151. The reversal of 74580133 is 33108547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48191364 + 26388769 = 6942^2 + 5137^2 .

It is a cyclic number.

It is not a de Polignac number, because 74580133 - 2²¹ = 72482981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74580095 and 74580104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74580193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37290066 + 37290067.

It is an arithmetic number, because the mean of its divisors is an integer number (37290067).

Almost surely, 2^74580133 is an apocalyptic number.

It is an amenable number.

74580133 is a deficient number, since it is larger than the sum of its proper divisors (1).

74580133 is an equidigital number, since it uses as much as digits as its factorization.

74580133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 74580133 is about 8635.9789833000. The cubic root of 74580133 is about 420.9279050101.

The spelling of 74580133 in words is "seventy-four million, five hundred eighty thousand, one hundred thirty-three".