43221096 has 24 divisors (see below), whose sum is σ = 117057330. Its totient is φ = 14407008.

The previous prime is 43221091. The next prime is 43221121. The reversal of 43221096 is 69012234.

It can be written as a sum of positive squares in only one way, i.e., 33524100 + 9696996 = 5790^2 + 3114^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (43221091) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 300075 + ... + 300218.

Almost surely, 2^43221096 is an apocalyptic number.

It is an amenable number.

43221096 is an abundant number, since it is smaller than the sum of its proper divisors (73836234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43221096 is a wasteful number, since it uses less digits than its factorization.

43221096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600305 (or 600298 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 43221096 is about 6574.2753212807. The cubic root of 43221096 is about 350.9392351040.

It can be divided in two parts, 432 and 21096, that added together give a triangular number (21528 = T₂₀₇).

The spelling of 43221096 in words is "forty-three million, two hundred twenty-one thousand, ninety-six".