8437966 has 8 divisors (see below), whose sum is σ = 12780144. Its totient is φ = 4177920.

The previous prime is 8437951. The next prime is 8437969. The reversal of 8437966 is 6697348.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8437969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20275 + ... + 20686.

It is an arithmetic number, because the mean of its divisors is an integer number (1597518).

Almost surely, 2^8437966 is an apocalyptic number.

8437966 is a deficient number, since it is larger than the sum of its proper divisors (4342178).

8437966 is a wasteful number, since it uses less digits than its factorization.

8437966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41066.

The product of its digits is 217728, while the sum is 43.

The square root of 8437966 is about 2904.8177223365. The cubic root of 8437966 is about 203.5850690826.

The spelling of 8437966 in words is "eight million, four hundred thirty-seven thousand, nine hundred sixty-six".