88198493 has 2 divisors, whose sum is σ = 88198494. Its totient is φ = 88198492.

The previous prime is 88198477. The next prime is 88198571. The reversal of 88198493 is 39489188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47914084 + 40284409 = 6922^2 + 6347^2 .

It is a cyclic number.

It is not a de Polignac number, because 88198493 - 2⁴ = 88198477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88198403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44099246 + 44099247.

It is an arithmetic number, because the mean of its divisors is an integer number (44099247).

Almost surely, 2^88198493 is an apocalyptic number.

It is an amenable number.

88198493 is a deficient number, since it is larger than the sum of its proper divisors (1).

88198493 is an equidigital number, since it uses as much as digits as its factorization.

88198493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 50.

The square root of 88198493 is about 9391.4052729078. The cubic root of 88198493 is about 445.1301946197.

The spelling of 88198493 in words is "eighty-eight million, one hundred ninety-eight thousand, four hundred ninety-three".