74496985 has 4 divisors (see below), whose sum is σ = 89396388. Its totient is φ = 59597584.

The previous prime is 74496973. The next prime is 74496991. The reversal of 74496985 is 58969447.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50993881 + 23503104 = 7141^2 + 4848^2 .

It is a cyclic number.

It is not a de Polignac number, because 74496985 - 2¹⁹ = 73972697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7449694 + ... + 7449703.

It is an arithmetic number, because the mean of its divisors is an integer number (22349097).

Almost surely, 2^74496985 is an apocalyptic number.

It is an amenable number.

74496985 is a deficient number, since it is larger than the sum of its proper divisors (14899403).

74496985 is a wasteful number, since it uses less digits than its factorization.

74496985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14899402.

The product of its digits is 2177280, while the sum is 52.

The square root of 74496985 is about 8631.1635947884. The cubic root of 74496985 is about 420.7714186163.

The spelling of 74496985 in words is "seventy-four million, four hundred ninety-six thousand, nine hundred eighty-five".