76394533 has 2 divisors, whose sum is σ = 76394534. Its totient is φ = 76394532.

The previous prime is 76394519. The next prime is 76394579. The reversal of 76394533 is 33549367.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57183844 + 19210689 = 7562^2 + 4383^2 .

It is a cyclic number.

It is not a de Polignac number, because 76394533 - 2¹⁷ = 76263461 is a prime.

It is a super-2 number, since 2×76394533² = 11672249344576178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76394333) 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 as a sum of consecutive naturals, namely, 38197266 + 38197267.

It is an arithmetic number, because the mean of its divisors is an integer number (38197267).

Almost surely, 2^76394533 is an apocalyptic number.

It is an amenable number.

76394533 is a deficient number, since it is larger than the sum of its proper divisors (1).

76394533 is an equidigital number, since it uses as much as digits as its factorization.

76394533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 40.

The square root of 76394533 is about 8740.3966157149. The cubic root of 76394533 is about 424.3140639904.

The spelling of 76394533 in words is "seventy-six million, three hundred ninety-four thousand, five hundred thirty-three".