75716533 has 2 divisors, whose sum is σ = 75716534. Its totient is φ = 75716532.

The previous prime is 75716527. The next prime is 75716579. The reversal of 75716533 is 33561757.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43533604 + 32182929 = 6598^2 + 5673^2 .

It is a cyclic number.

It is not a de Polignac number, because 75716533 - 2²⁵ = 42162101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75716492 and 75716501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75711533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37858266 + 37858267.

It is an arithmetic number, because the mean of its divisors is an integer number (37858267).

Almost surely, 2^75716533 is an apocalyptic number.

It is an amenable number.

75716533 is a deficient number, since it is larger than the sum of its proper divisors (1).

75716533 is an equidigital number, since it uses as much as digits as its factorization.

75716533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 66150, while the sum is 37.

The square root of 75716533 is about 8701.5247514444. The cubic root of 75716533 is about 423.0550724049.

The spelling of 75716533 in words is "seventy-five million, seven hundred sixteen thousand, five hundred thirty-three".