74791333 has 2 divisors, whose sum is σ = 74791334. Its totient is φ = 74791332.

The previous prime is 74791309. The next prime is 74791337. The reversal of 74791333 is 33319747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38526849 + 36264484 = 6207^2 + 6022^2 .

It is a cyclic number.

It is not a de Polignac number, because 74791333 - 2²⁵ = 41236901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74791292 and 74791301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74791337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37395666 + 37395667.

It is an arithmetic number, because the mean of its divisors is an integer number (37395667).

Almost surely, 2^74791333 is an apocalyptic number.

It is an amenable number.

74791333 is a deficient number, since it is larger than the sum of its proper divisors (1).

74791333 is an equidigital number, since it uses as much as digits as its factorization.

74791333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47628, while the sum is 37.

The square root of 74791333 is about 8648.1982516591. The cubic root of 74791333 is about 421.3248659009.

The spelling of 74791333 in words is "seventy-four million, seven hundred ninety-one thousand, three hundred thirty-three".