99345419 has 12 divisors (see below), whose sum is σ = 102925128. Its totient is φ = 95880960.

The previous prime is 99345409. The next prime is 99345427. The reversal of 99345419 is 91454399.

It is a happy number.

It is not a de Polignac number, because 99345419 - 2¹² = 99341323 is a prime.

It is a super-2 number, since 2×99345419² = 19739024552571122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99345419.

It is not an unprimeable number, because it can be changed into a prime (99345409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189692 + ... + 190214.

It is an arithmetic number, because the mean of its divisors is an integer number (8577094).

Almost surely, 2^99345419 is an apocalyptic number.

99345419 is a deficient number, since it is larger than the sum of its proper divisors (3579709).

99345419 is a wasteful number, since it uses less digits than its factorization.

99345419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718 (or 677 counting only the distinct ones).

The product of its digits is 174960, while the sum is 44.

The square root of 99345419 is about 9967.2172144486. The cubic root of 99345419 is about 463.1439002135.

The spelling of 99345419 in words is "ninety-nine million, three hundred forty-five thousand, four hundred nineteen".