86499461 has 2 divisors, whose sum is σ = 86499462. Its totient is φ = 86499460.

The previous prime is 86499449. The next prime is 86499509. The reversal of 86499461 is 16499468.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59136100 + 27363361 = 7690^2 + 5231^2 .

It is a cyclic number.

It is not a de Polignac number, because 86499461 - 2⁶ = 86499397 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86493461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43249730 + 43249731.

It is an arithmetic number, because the mean of its divisors is an integer number (43249731).

Almost surely, 2^86499461 is an apocalyptic number.

It is an amenable number.

86499461 is a deficient number, since it is larger than the sum of its proper divisors (1).

86499461 is an equidigital number, since it uses as much as digits as its factorization.

86499461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 47.

The square root of 86499461 is about 9300.5086420045. The cubic root of 86499461 is about 442.2533524961.

The spelling of 86499461 in words is "eighty-six million, four hundred ninety-nine thousand, four hundred sixty-one".