43472666 has 8 divisors (see below), whose sum is σ = 65482560. Its totient is φ = 21645148.

The previous prime is 43472617. The next prime is 43472677. The reversal of 43472666 is 66627434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44996 + ... + 45951.

It is an arithmetic number, because the mean of its divisors is an integer number (8185320).

Almost surely, 2^43472666 is an apocalyptic number.

43472666 is a deficient number, since it is larger than the sum of its proper divisors (22009894).

43472666 is a wasteful number, since it uses less digits than its factorization.

43472666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91188.

The product of its digits is 145152, while the sum is 38.

The square root of 43472666 is about 6593.3804683182. The cubic root of 43472666 is about 351.6188032860.

The spelling of 43472666 in words is "forty-three million, four hundred seventy-two thousand, six hundred sixty-six".