74713513 has 8 divisors (see below), whose sum is σ = 86590080. Its totient is φ = 63137760.

The previous prime is 74713459. The next prime is 74713531. The reversal of 74713513 is 31531747.

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

It is not a de Polignac number, because 74713513 - 2²¹ = 72616361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74713013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74668 + ... + 75661.

It is an arithmetic number, because the mean of its divisors is an integer number (10823760).

Almost surely, 2^74713513 is an apocalyptic number.

It is an amenable number.

74713513 is a deficient number, since it is larger than the sum of its proper divisors (11876567).

74713513 is a wasteful number, since it uses less digits than its factorization.

74713513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150407.

The product of its digits is 8820, while the sum is 31.

The square root of 74713513 is about 8643.6978776447. The cubic root of 74713513 is about 421.1786863991.

The spelling of 74713513 in words is "seventy-four million, seven hundred thirteen thousand, five hundred thirteen".