88641998 has 8 divisors (see below), whose sum is σ = 133003080. Its totient is φ = 44307640.

The previous prime is 88641997. The next prime is 88642003. The reversal of 88641998 is 89914688.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88641997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8648 + ... + 15876.

It is an arithmetic number, because the mean of its divisors is an integer number (16625385).

Almost surely, 2^88641998 is an apocalyptic number.

88641998 is a deficient number, since it is larger than the sum of its proper divisors (44361082).

88641998 is a wasteful number, since it uses less digits than its factorization.

88641998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13362.

The product of its digits is 995328, while the sum is 53.

The square root of 88641998 is about 9414.9879447613. The cubic root of 88641998 is about 445.8750580062.

The spelling of 88641998 in words is "eighty-eight million, six hundred forty-one thousand, nine hundred ninety-eight".