88857887 has 2 divisors, whose sum is σ = 88857888. Its totient is φ = 88857886.

The previous prime is 88857877. The next prime is 88857931. The reversal of 88857887 is 78875888.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88857887 - 2⁸ = 88857631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88857877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44428943 + 44428944.

It is an arithmetic number, because the mean of its divisors is an integer number (44428944).

Almost surely, 2^88857887 is an apocalyptic number.

88857887 is a deficient number, since it is larger than the sum of its proper divisors (1).

88857887 is an equidigital number, since it uses as much as digits as its factorization.

88857887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8028160, while the sum is 59.

The square root of 88857887 is about 9426.4461490002. The cubic root of 88857887 is about 446.2367431402.

The spelling of 88857887 in words is "eighty-eight million, eight hundred fifty-seven thousand, eight hundred eighty-seven".