98181996 has 24 divisors (see below), whose sum is σ = 249918144. Its totient is φ = 29752080.

The previous prime is 98181961. The next prime is 98181997. The reversal of 98181996 is 69918189.

It is a happy number.

It is a super-3 number, since 3×98181996³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (98181997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371770 + ... + 372033.

It is an arithmetic number, because the mean of its divisors is an integer number (10413256).

Almost surely, 2^98181996 is an apocalyptic number.

It is an amenable number.

98181996 is an abundant number, since it is smaller than the sum of its proper divisors (151736148).

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

98181996 is a wasteful number, since it uses less digits than its factorization.

98181996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743821 (or 743819 counting only the distinct ones).

The product of its digits is 279936, while the sum is 51.

The square root of 98181996 is about 9908.6828589879. The cubic root of 98181996 is about 461.3288544028.

The spelling of 98181996 in words is "ninety-eight million, one hundred eighty-one thousand, nine hundred ninety-six".