85476793 has 2 divisors, whose sum is σ = 85476794. Its totient is φ = 85476792.

The previous prime is 85476761. The next prime is 85476817. The reversal of 85476793 is 39767458.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82664464 + 2812329 = 9092^2 + 1677^2 .

It is a cyclic number.

It is not a de Polignac number, because 85476793 - 2⁵ = 85476761 is a prime.

It is not a weakly prime, because it can be changed into another prime (85476593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42738396 + 42738397.

It is an arithmetic number, because the mean of its divisors is an integer number (42738397).

Almost surely, 2^85476793 is an apocalyptic number.

It is an amenable number.

85476793 is a deficient number, since it is larger than the sum of its proper divisors (1).

85476793 is an equidigital number, since it uses as much as digits as its factorization.

85476793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 49.

The square root of 85476793 is about 9245.3660284491. The cubic root of 85476793 is about 440.5035436950.

The spelling of 85476793 in words is "eighty-five million, four hundred seventy-six thousand, seven hundred ninety-three".