99759419 has 4 divisors (see below), whose sum is σ = 99955920. Its totient is φ = 99562920.

The previous prime is 99759397. The next prime is 99759431. The reversal of 99759419 is 91495799.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99759419 - 2¹² = 99755323 is a prime.

It is a super-2 number, since 2×99759419² = 19903883358435122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99759479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97487 + ... + 98504.

It is an arithmetic number, because the mean of its divisors is an integer number (24988980).

Almost surely, 2^99759419 is an apocalyptic number.

99759419 is a deficient number, since it is larger than the sum of its proper divisors (196501).

99759419 is a wasteful number, since it uses less digits than its factorization.

99759419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196500.

The product of its digits is 918540, while the sum is 53.

The square root of 99759419 is about 9987.9637063818. The cubic root of 99759419 is about 463.7863584322.

The spelling of 99759419 in words is "ninety-nine million, seven hundred fifty-nine thousand, four hundred nineteen".