74118445 has 8 divisors (see below), whose sum is σ = 89025120. Its totient is φ = 59239440.

The previous prime is 74118439. The next prime is 74118467. The reversal of 74118445 is 54481147.

It is a happy number.

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

It is not a de Polignac number, because 74118445 - 2⁵ = 74118413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74118445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475 + ... + 12184.

It is an arithmetic number, because the mean of its divisors is an integer number (11128140).

Almost surely, 2^74118445 is an apocalyptic number.

It is an amenable number.

74118445 is a deficient number, since it is larger than the sum of its proper divisors (14906675).

74118445 is a wasteful number, since it uses less digits than its factorization.

74118445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13835.

The product of its digits is 17920, while the sum is 34.

The square root of 74118445 is about 8609.2069901937. The cubic root of 74118445 is about 420.0575223558.

The spelling of 74118445 in words is "seventy-four million, one hundred eighteen thousand, four hundred forty-five".