86074897 has 2 divisors, whose sum is σ = 86074898. Its totient is φ = 86074896.

The previous prime is 86074873. The next prime is 86074951. The reversal of 86074897 is 79847068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77986561 + 8088336 = 8831^2 + 2844^2 .

It is a cyclic number.

It is not a de Polignac number, because 86074897 - 2¹⁵ = 86042129 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86074897.

It is not a weakly prime, because it can be changed into another prime (86074847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43037448 + 43037449.

It is an arithmetic number, because the mean of its divisors is an integer number (43037449).

Almost surely, 2^86074897 is an apocalyptic number.

It is an amenable number.

86074897 is a deficient number, since it is larger than the sum of its proper divisors (1).

86074897 is an equidigital number, since it uses as much as digits as its factorization.

86074897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 49.

The square root of 86074897 is about 9277.6557922786. The cubic root of 86074897 is about 441.5285969437.

It can be divided in two parts, 860 and 74897, that added together give a palindrome (75757).

The spelling of 86074897 in words is "eighty-six million, seventy-four thousand, eight hundred ninety-seven".