74941689 has 8 divisors (see below), whose sum is σ = 99963360. Its totient is φ = 49940576.

The previous prime is 74941679. The next prime is 74941709. The reversal of 74941689 is 98614947.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74941689 - 2⁴ = 74941673 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74941619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8677 + ... + 15005.

It is an arithmetic number, because the mean of its divisors is an integer number (12495420).

Almost surely, 2^74941689 is an apocalyptic number.

It is an amenable number.

74941689 is a deficient number, since it is larger than the sum of its proper divisors (25021671).

74941689 is a wasteful number, since it uses less digits than its factorization.

74941689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10279.

The product of its digits is 435456, while the sum is 48.

The square root of 74941689 is about 8656.8867960717. The cubic root of 74941689 is about 421.6070123097.

The spelling of 74941689 in words is "seventy-four million, nine hundred forty-one thousand, six hundred eighty-nine".