74057705 has 4 divisors (see below), whose sum is σ = 88869252. Its totient is φ = 59246160.

The previous prime is 74057699. The next prime is 74057717. The reversal of 74057705 is 50775047.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19829209 + 54228496 = 4453^2 + 7364^2 .

It is not a de Polignac number, because 74057705 - 2²² = 69863401 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7405766 + ... + 7405775.

It is an arithmetic number, because the mean of its divisors is an integer number (22217313).

Almost surely, 2^74057705 is an apocalyptic number.

It is an amenable number.

74057705 is a deficient number, since it is larger than the sum of its proper divisors (14811547).

74057705 is a wasteful number, since it uses less digits than its factorization.

74057705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14811546.

The product of its (nonzero) digits is 34300, while the sum is 35.

The square root of 74057705 is about 8605.6786484274. The cubic root of 74057705 is about 419.9427454078.

The spelling of 74057705 in words is "seventy-four million, fifty-seven thousand, seven hundred five".