86770097 has 4 divisors (see below), whose sum is σ = 86798580. Its totient is φ = 86741616.

The previous prime is 86770081. The next prime is 86770129. The reversal of 86770097 is 79007768.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 46840336 + 39929761 = 6844^2 + 6319^2 .

It is a cyclic number.

It is not a de Polignac number, because 86770097 - 2⁴ = 86770081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86770897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9038 + ... + 15975.

It is an arithmetic number, because the mean of its divisors is an integer number (21699645).

Almost surely, 2^86770097 is an apocalyptic number.

It is an amenable number.

86770097 is a deficient number, since it is larger than the sum of its proper divisors (28483).

86770097 is a wasteful number, since it uses less digits than its factorization.

86770097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28482.

The product of its (nonzero) digits is 148176, while the sum is 44.

The square root of 86770097 is about 9315.0468061089. The cubic root of 86770097 is about 442.7141070746.

The spelling of 86770097 in words is "eighty-six million, seven hundred seventy thousand, ninety-seven".