74442117 has 8 divisors (see below), whose sum is σ = 100220224. Its totient is φ = 49146048.

The previous prime is 74442103. The next prime is 74442127. The reversal of 74442117 is 71124447.

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

It is not a de Polignac number, because 74442117 - 2⁷ = 74441989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74442127) 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, 120148 + ... + 120765.

It is an arithmetic number, because the mean of its divisors is an integer number (12527528).

Almost surely, 2^74442117 is an apocalyptic number.

It is an amenable number.

74442117 is a deficient number, since it is larger than the sum of its proper divisors (25778107).

74442117 is a wasteful number, since it uses less digits than its factorization.

74442117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241019.

The product of its digits is 6272, while the sum is 30.

The square root of 74442117 is about 8627.9845271071. The cubic root of 74442117 is about 420.6680920344.

The spelling of 74442117 in words is "seventy-four million, four hundred forty-two thousand, one hundred seventeen".