89734221 has 12 divisors (see below), whose sum is σ = 131813760. Its totient is φ = 58808520.

The previous prime is 89734217. The next prime is 89734237. The reversal of 89734221 is 12243798.

It is not a de Polignac number, because 89734221 - 2² = 89734217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89734261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83965 + ... + 85026.

It is an arithmetic number, because the mean of its divisors is an integer number (10984480).

Almost surely, 2^89734221 is an apocalyptic number.

It is an amenable number.

89734221 is a deficient number, since it is larger than the sum of its proper divisors (42079539).

89734221 is a wasteful number, since it uses less digits than its factorization.

89734221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169056 (or 169053 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 89734221 is about 9472.8148403735. The cubic root of 89734221 is about 447.6989051585.

The spelling of 89734221 in words is "eighty-nine million, seven hundred thirty-four thousand, two hundred twenty-one".