88198387 has 2 divisors, whose sum is σ = 88198388. Its totient is φ = 88198386.

The previous prime is 88198349. The next prime is 88198403. The reversal of 88198387 is 78389188.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88198387 - 2¹⁵ = 88165619 is a prime.

It is not a weakly prime, because it can be changed into another prime (88198987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44099193 + 44099194.

It is an arithmetic number, because the mean of its divisors is an integer number (44099194).

Almost surely, 2^88198387 is an apocalyptic number.

88198387 is a deficient number, since it is larger than the sum of its proper divisors (1).

88198387 is an equidigital number, since it uses as much as digits as its factorization.

88198387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 52.

The square root of 88198387 is about 9391.3996294482. The cubic root of 88198387 is about 445.1300162953.

The spelling of 88198387 in words is "eighty-eight million, one hundred ninety-eight thousand, three hundred eighty-seven".