89449399 has 8 divisors (see below), whose sum is σ = 96746832. Its totient is φ = 82211520.

The previous prime is 89449379. The next prime is 89449411. The reversal of 89449399 is 99394498.

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 89449399 - 2⁷ = 89449271 is a prime.

It is a super-2 number, since 2×89449399² = 16002389962922402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89449379) 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, 11737 + ... + 17794.

It is an arithmetic number, because the mean of its divisors is an integer number (12093354).

Almost surely, 2^89449399 is an apocalyptic number.

89449399 is a deficient number, since it is larger than the sum of its proper divisors (7297433).

89449399 is a wasteful number, since it uses less digits than its factorization.

89449399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29777.

The product of its digits is 2519424, while the sum is 55.

The square root of 89449399 is about 9457.7692401538. The cubic root of 89449399 is about 447.2247283895.

The spelling of 89449399 in words is "eighty-nine million, four hundred forty-nine thousand, three hundred ninety-nine".