86955555 has 8 divisors (see below), whose sum is σ = 139128912. Its totient is φ = 46376288.

The previous prime is 86955551. The next prime is 86955559. The reversal of 86955555 is 55555968.

It is an interprime number because it is at equal distance from previous prime (86955551) and next prime (86955559).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86955555 - 2² = 86955551 is a prime.

It is a super-2 number, since 2×86955555² = 15122537090716050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86955551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2898504 + ... + 2898533.

It is an arithmetic number, because the mean of its divisors is an integer number (17391114).

Almost surely, 2^86955555 is an apocalyptic number.

86955555 is a deficient number, since it is larger than the sum of its proper divisors (52173357).

86955555 is a wasteful number, since it uses less digits than its factorization.

86955555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5797045.

The product of its digits is 1350000, while the sum is 48.

The square root of 86955555 is about 9324.9962466480. The cubic root of 86955555 is about 443.0292941781.

The spelling of 86955555 in words is "eighty-six million, nine hundred fifty-five thousand, five hundred fifty-five".