9446863906 has 8 divisors (see below), whose sum is σ = 14310596124. Its totient is φ = 4676665200.

The previous prime is 9446863889. The next prime is 9446863913. The reversal of 9446863906 is 6093686449.

It can be written as a sum of positive squares in 2 ways, for example, as 7797773025 + 1649090881 = 88305^2 + 40609^2 .

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, 23383125 + ... + 23383528.

Almost surely, 2^9446863906 is an apocalyptic number.

9446863906 is a deficient number, since it is larger than the sum of its proper divisors (4863732218).

9446863906 is a wasteful number, since it uses less digits than its factorization.

9446863906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46766756.

The product of its (nonzero) digits is 6718464, while the sum is 55.

The square root of 9446863906 is about 97194.9788106361. The cubic root of 9446863906 is about 2113.9557208200.

The spelling of 9446863906 in words is "nine billion, four hundred forty-six million, eight hundred sixty-three thousand, nine hundred six".