89194919 has 8 divisors (see below), whose sum is σ = 99140112. Its totient is φ = 79555840.

The previous prime is 89194913. The next prime is 89194939. The reversal of 89194919 is 91949198.

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

It is a cyclic number.

It is not a de Polignac number, because 89194919 - 2⁸ = 89194663 is a prime.

It is a super-2 number, since 2×89194919² = 15911467150833122, 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 (89194913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75914 + ... + 77079.

It is an arithmetic number, because the mean of its divisors is an integer number (12392514).

Almost surely, 2^89194919 is an apocalyptic number.

89194919 is a deficient number, since it is larger than the sum of its proper divisors (9945193).

89194919 is a wasteful number, since it uses less digits than its factorization.

89194919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153057.

The product of its digits is 209952, while the sum is 50.

The square root of 89194919 is about 9444.3061682688. The cubic root of 89194919 is about 446.8002133410.

The spelling of 89194919 in words is "eighty-nine million, one hundred ninety-four thousand, nine hundred nineteen".