85734787 has 2 divisors, whose sum is σ = 85734788. Its totient is φ = 85734786.

The previous prime is 85734763. The next prime is 85734799. The reversal of 85734787 is 78743758.

85734787 is nontrivially palindromic in base 15.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85734787 - 2⁷ = 85734659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85734787.

It is not a weakly prime, because it can be changed into another prime (85734287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42867393 + 42867394.

It is an arithmetic number, because the mean of its divisors is an integer number (42867394).

Almost surely, 2^85734787 is an apocalyptic number.

85734787 is a deficient number, since it is larger than the sum of its proper divisors (1).

85734787 is an equidigital number, since it uses as much as digits as its factorization.

85734787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1317120, while the sum is 49.

The square root of 85734787 is about 9259.3081275007. The cubic root of 85734787 is about 440.9462881264.

The spelling of 85734787 in words is "eighty-five million, seven hundred thirty-four thousand, seven hundred eighty-seven".