86225369 has 2 divisors, whose sum is σ = 86225370. Its totient is φ = 86225368.

The previous prime is 86225333. The next prime is 86225387. The reversal of 86225369 is 96352268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48832144 + 37393225 = 6988^2 + 6115^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86225369 is a prime.

It is a super-2 number, since 2×86225369² = 14869628518372322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (86225569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43112684 + 43112685.

It is an arithmetic number, because the mean of its divisors is an integer number (43112685).

Almost surely, 2^86225369 is an apocalyptic number.

It is an amenable number.

86225369 is a deficient number, since it is larger than the sum of its proper divisors (1).

86225369 is an equidigital number, since it uses as much as digits as its factorization.

86225369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 41.

The square root of 86225369 is about 9285.7616273518. The cubic root of 86225369 is about 441.7857335248.

The spelling of 86225369 in words is "eighty-six million, two hundred twenty-five thousand, three hundred sixty-nine".