99734719 has 8 divisors (see below), whose sum is σ = 117659648. Its totient is φ = 82729080.

The previous prime is 99734707. The next prime is 99734729. The reversal of 99734719 is 91743799.

It is a happy number.

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

It is not a de Polignac number, because 99734719 - 2²³ = 91346111 is a prime.

It is a super-2 number, since 2×99734719² = 19894028348017922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99734729) 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, 229587 + ... + 230020.

It is an arithmetic number, because the mean of its divisors is an integer number (14707456).

Almost surely, 2^99734719 is an apocalyptic number.

99734719 is a deficient number, since it is larger than the sum of its proper divisors (17924929).

99734719 is a wasteful number, since it uses less digits than its factorization.

99734719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459645.

The product of its digits is 428652, while the sum is 49.

The square root of 99734719 is about 9986.7271415614. The cubic root of 99734719 is about 463.7480781083.

The spelling of 99734719 in words is "ninety-nine million, seven hundred thirty-four thousand, seven hundred nineteen".