74612417 has 8 divisors (see below), whose sum is σ = 81459840. Its totient is φ = 67775760.

The previous prime is 74612413. The next prime is 74612423. The reversal of 74612417 is 71421647.

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 74612417 - 2² = 74612413 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74612413) 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, 20648 + ... + 23990.

It is an arithmetic number, because the mean of its divisors is an integer number (10182480).

Almost surely, 2^74612417 is an apocalyptic number.

It is an amenable number.

74612417 is a deficient number, since it is larger than the sum of its proper divisors (6847423).

74612417 is a wasteful number, since it uses less digits than its factorization.

74612417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5383.

The product of its digits is 9408, while the sum is 32.

The square root of 74612417 is about 8637.8479379994. The cubic root of 74612417 is about 420.9886328724.

The spelling of 74612417 in words is "seventy-four million, six hundred twelve thousand, four hundred seventeen".