74586745 has 8 divisors (see below), whose sum is σ = 90840384. Its totient is φ = 58778544.

The previous prime is 74586683. The next prime is 74586751. The reversal of 74586745 is 54768547.

It is a happy number.

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 74586745 - 2⁹ = 74586233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74586695 and 74586704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110989 + ... + 111658.

It is an arithmetic number, because the mean of its divisors is an integer number (11355048).

Almost surely, 2^74586745 is an apocalyptic number.

It is an amenable number.

74586745 is a deficient number, since it is larger than the sum of its proper divisors (16253639).

74586745 is a wasteful number, since it uses less digits than its factorization.

74586745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222719.

The product of its digits is 940800, while the sum is 46.

The square root of 74586745 is about 8636.3617918658. The cubic root of 74586745 is about 420.9403439486.

The spelling of 74586745 in words is "seventy-four million, five hundred eighty-six thousand, seven hundred forty-five".