88632191 has 2 divisors, whose sum is σ = 88632192. Its totient is φ = 88632190.

The previous prime is 88632143. The next prime is 88632199. The reversal of 88632191 is 19123688.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88632191 - 2⁶ = 88632127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88632199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44316095 + 44316096.

It is an arithmetic number, because the mean of its divisors is an integer number (44316096).

Almost surely, 2^88632191 is an apocalyptic number.

88632191 is a deficient number, since it is larger than the sum of its proper divisors (1).

88632191 is an equidigital number, since it uses as much as digits as its factorization.

88632191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 38.

The square root of 88632191 is about 9414.4671118444. The cubic root of 88632191 is about 445.8586141156.

The spelling of 88632191 in words is "eighty-eight million, six hundred thirty-two thousand, one hundred ninety-one".