988061898 has 8 divisors (see below), whose sum is σ = 1976123808. Its totient is φ = 329353964.

The previous prime is 988061887. The next prime is 988061923. The reversal of 988061898 is 898160889.

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

988061898 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82338486 + ... + 82338497.

It is an arithmetic number, because the mean of its divisors is an integer number (247015476).

Almost surely, 2^988061898 is an apocalyptic number.

988061898 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

988061898 is a wasteful number, since it uses less digits than its factorization.

988061898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164676988.

The product of its (nonzero) digits is 1990656, while the sum is 57.

The square root of 988061898 is about 31433.4518944388. The cubic root of 988061898 is about 996.0046914345.

The spelling of 988061898 in words is "nine hundred eighty-eight million, sixty-one thousand, eight hundred ninety-eight".