74079091 has 2 divisors, whose sum is σ = 74079092. Its totient is φ = 74079090.

The previous prime is 74079073. The next prime is 74079101. The reversal of 74079091 is 19097047.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74079091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74079091.

It is not a weakly prime, because it can be changed into another prime (74079041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37039545 + 37039546.

It is an arithmetic number, because the mean of its divisors is an integer number (37039546).

Almost surely, 2^74079091 is an apocalyptic number.

74079091 is a deficient number, since it is larger than the sum of its proper divisors (1).

74079091 is an equidigital number, since it uses as much as digits as its factorization.

74079091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 74079091 is about 8606.9211103623. The cubic root of 74079091 is about 419.9831644801.

The spelling of 74079091 in words is "seventy-four million, seventy-nine thousand, ninety-one".