98641719 has 28 divisors (see below), whose sum is σ = 161353032. Its totient is φ = 59778000.

The previous prime is 98641717. The next prime is 98641729. The reversal of 98641719 is 91714689.

It is a happy number.

It is not a de Polignac number, because 98641719 - 2¹ = 98641717 is a prime.

It is a super-2 number, since 2×98641719² = 19460377454549922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98641717) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1869 + ... + 14169.

Almost surely, 2^98641719 is an apocalyptic number.

98641719 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

98641719 is a deficient number, since it is larger than the sum of its proper divisors (62711313).

98641719 is a wasteful number, since it uses less digits than its factorization.

98641719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12330 (or 12315 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 98641719 is about 9931.8537544609. The cubic root of 98641719 is about 462.0477687157.

The spelling of 98641719 in words is "ninety-eight million, six hundred forty-one thousand, seven hundred nineteen".