98161966 has 16 divisors (see below), whose sum is σ = 168676704. Its totient is φ = 41969664.

The previous prime is 98161909. The next prime is 98161969. The reversal of 98161966 is 66916189.

It is a super-3 number, since 3×98161966³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98161969) 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, 2035 + ... + 14158.

It is an arithmetic number, because the mean of its divisors is an integer number (10542294).

Almost surely, 2^98161966 is an apocalyptic number.

98161966 is a deficient number, since it is larger than the sum of its proper divisors (70514738).

98161966 is a wasteful number, since it uses less digits than its factorization.

98161966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16635.

The product of its digits is 139968, while the sum is 46.

The square root of 98161966 is about 9907.6720777385. The cubic root of 98161966 is about 461.2974805400.

The spelling of 98161966 in words is "ninety-eight million, one hundred sixty-one thousand, nine hundred sixty-six".