74030893 has 2 divisors, whose sum is σ = 74030894. Its totient is φ = 74030892.

The previous prime is 74030867. The next prime is 74030909. The reversal of 74030893 is 39803047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53978409 + 20052484 = 7347^2 + 4478^2 .

It is a cyclic number.

It is not a de Polignac number, because 74030893 - 2⁹ = 74030381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74030863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37015446 + 37015447.

It is an arithmetic number, because the mean of its divisors is an integer number (37015447).

Almost surely, 2^74030893 is an apocalyptic number.

It is an amenable number.

74030893 is a deficient number, since it is larger than the sum of its proper divisors (1).

74030893 is an equidigital number, since it uses as much as digits as its factorization.

74030893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 74030893 is about 8604.1206988280. The cubic root of 74030893 is about 419.8920603194.

The spelling of 74030893 in words is "seventy-four million, thirty thousand, eight hundred ninety-three".