74516917 has 8 divisors (see below), whose sum is σ = 78923360. Its totient is φ = 70158960.

The previous prime is 74516881. The next prime is 74516957. The reversal of 74516917 is 71961547.

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 74516917 - 2¹⁵ = 74484149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74516917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74516957) 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, 8934 + ... + 15127.

It is an arithmetic number, because the mean of its divisors is an integer number (9865420).

Almost surely, 2^74516917 is an apocalyptic number.

It is an amenable number.

74516917 is a deficient number, since it is larger than the sum of its proper divisors (4406443).

74516917 is a wasteful number, since it uses less digits than its factorization.

74516917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24243.

The product of its digits is 52920, while the sum is 40.

The square root of 74516917 is about 8632.3181706886. The cubic root of 74516917 is about 420.8089416921.

The spelling of 74516917 in words is "seventy-four million, five hundred sixteen thousand, nine hundred seventeen".