75533461 has 2 divisors, whose sum is σ = 75533462. Its totient is φ = 75533460.

The previous prime is 75533441. The next prime is 75533483. The reversal of 75533461 is 16433557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67749361 + 7784100 = 8231^2 + 2790^2 .

It is a cyclic number.

It is not a de Polignac number, because 75533461 - 2⁹ = 75532949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75533441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37766730 + 37766731.

It is an arithmetic number, because the mean of its divisors is an integer number (37766731).

Almost surely, 2^75533461 is an apocalyptic number.

It is an amenable number.

75533461 is a deficient number, since it is larger than the sum of its proper divisors (1).

75533461 is an equidigital number, since it uses as much as digits as its factorization.

75533461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 34.

The square root of 75533461 is about 8690.9988493843. The cubic root of 75533461 is about 422.7138345455.

The spelling of 75533461 in words is "seventy-five million, five hundred thirty-three thousand, four hundred sixty-one".