86554449 has 12 divisors (see below), whose sum is σ = 129056512. Its totient is φ = 55841400.

The previous prime is 86554441. The next prime is 86554469. The reversal of 86554449 is 94445568.

86554449 is a `hidden beast` number, since 8 + 65 + 544 + 49 = 666.

It is not a de Polignac number, because 86554449 - 2³ = 86554441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86554441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154837 + ... + 155394.

Almost surely, 2^86554449 is an apocalyptic number.

It is an amenable number.

86554449 is a deficient number, since it is larger than the sum of its proper divisors (42502063).

86554449 is a wasteful number, since it uses less digits than its factorization.

86554449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310268 (or 310265 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 86554449 is about 9303.4643547444. The cubic root of 86554449 is about 442.3470466291.

The spelling of 86554449 in words is "eighty-six million, five hundred fifty-four thousand, four hundred forty-nine".