229597089 has 32 divisors (see below), whose sum is σ = 327075840. Its totient is φ = 143001600.

The previous prime is 229597057. The next prime is 229597097. The reversal of 229597089 is 980795922.

It is not a de Polignac number, because 229597089 - 2⁵ = 229597057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229597789) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 681129 + ... + 681465.

It is an arithmetic number, because the mean of its divisors is an integer number (10221120).

Almost surely, 2^229597089 is an apocalyptic number.

229597089 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

229597089 is a deficient number, since it is larger than the sum of its proper divisors (97478751).

229597089 is a wasteful number, since it uses less digits than its factorization.

229597089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601.

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 229597089 is about 15152.4614832046. The cubic root of 229597089 is about 612.3345894582.

The spelling of 229597089 in words is "two hundred twenty-nine million, five hundred ninety-seven thousand, eighty-nine".