89799321 has 16 divisors (see below), whose sum is σ = 127752768. Its totient is φ = 55910400.

The previous prime is 89799257. The next prime is 89799371. The reversal of 89799321 is 12399798.

It is not a de Polignac number, because 89799321 - 2⁶ = 89799257 is a prime.

It is a super-2 number, since 2×89799321² = 16127836104122082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (89799371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40 + ... + 13401.

It is an arithmetic number, because the mean of its divisors is an integer number (7984548).

Almost surely, 2^89799321 is an apocalyptic number.

It is an amenable number.

89799321 is a deficient number, since it is larger than the sum of its proper divisors (37953447).

89799321 is a wasteful number, since it uses less digits than its factorization.

89799321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13592.

The product of its digits is 244944, while the sum is 48.

The square root of 89799321 is about 9476.2503660467. The cubic root of 89799321 is about 447.8071438854.

The spelling of 89799321 in words is "eighty-nine million, seven hundred ninety-nine thousand, three hundred twenty-one".