85761433 has 2 divisors, whose sum is σ = 85761434. Its totient is φ = 85761432.

The previous prime is 85761427. The next prime is 85761437. The reversal of 85761433 is 33416758.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84787264 + 974169 = 9208^2 + 987^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85761433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 85761392 and 85761401.

It is not a weakly prime, because it can be changed into another prime (85761437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42880716 + 42880717.

It is an arithmetic number, because the mean of its divisors is an integer number (42880717).

Almost surely, 2^85761433 is an apocalyptic number.

It is an amenable number.

85761433 is a deficient number, since it is larger than the sum of its proper divisors (1).

85761433 is an equidigital number, since it uses as much as digits as its factorization.

85761433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 37.

The square root of 85761433 is about 9260.7468921248. The cubic root of 85761433 is about 440.9919647928.

The spelling of 85761433 in words is "eighty-five million, seven hundred sixty-one thousand, four hundred thirty-three".