88146449 has 2 divisors, whose sum is σ = 88146450. Its totient is φ = 88146448.

The previous prime is 88146391. The next prime is 88146481. The reversal of 88146449 is 94464188.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50410000 + 37736449 = 7100^2 + 6143^2 .

It is a cyclic number.

It is not a de Polignac number, because 88146449 - 2⁸ = 88146193 is a prime.

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 (88146349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44073224 + 44073225.

It is an arithmetic number, because the mean of its divisors is an integer number (44073225).

Almost surely, 2^88146449 is an apocalyptic number.

It is an amenable number.

88146449 is a deficient number, since it is larger than the sum of its proper divisors (1).

88146449 is an equidigital number, since it uses as much as digits as its factorization.

88146449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 44.

The square root of 88146449 is about 9388.6340327015. The cubic root of 88146449 is about 445.0426235316.

The spelling of 88146449 in words is "eighty-eight million, one hundred forty-six thousand, four hundred forty-nine".