75647713 has 8 divisors (see below), whose sum is σ = 79026048. Its totient is φ = 72276864.

The previous prime is 75647711. The next prime is 75647717. The reversal of 75647713 is 31774657.

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 75647713 - 2¹ = 75647711 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75647711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32145 + ... + 34417.

It is an arithmetic number, because the mean of its divisors is an integer number (9878256).

Almost surely, 2^75647713 is an apocalyptic number.

It is an amenable number.

75647713 is a deficient number, since it is larger than the sum of its proper divisors (3378335).

75647713 is a wasteful number, since it uses less digits than its factorization.

75647713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3743.

The product of its digits is 123480, while the sum is 40.

The square root of 75647713 is about 8697.5693731065. The cubic root of 75647713 is about 422.9268596517.

The spelling of 75647713 in words is "seventy-five million, six hundred forty-seven thousand, seven hundred thirteen".