74244565 has 8 divisors (see below), whose sum is σ = 89561088. Its totient is φ = 59083920.

The previous prime is 74244523. The next prime is 74244641. The reversal of 74244565 is 56544247.

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

It is not a de Polignac number, because 74244565 - 2¹⁷ = 74113493 is a prime.

It is a Duffinian number.

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, 37917 + ... + 39826.

It is an arithmetic number, because the mean of its divisors is an integer number (11195136).

Almost surely, 2^74244565 is an apocalyptic number.

It is an amenable number.

74244565 is a deficient number, since it is larger than the sum of its proper divisors (15316523).

74244565 is a wasteful number, since it uses less digits than its factorization.

74244565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77939.

The product of its digits is 134400, while the sum is 37.

The square root of 74244565 is about 8616.5285933489. The cubic root of 74244565 is about 420.2956440728.

The spelling of 74244565 in words is "seventy-four million, two hundred forty-four thousand, five hundred sixty-five".