9429866946 has 12 divisors (see below), whose sum is σ = 20431378422. Its totient is φ = 3143288976.

The previous prime is 9429866911. The next prime is 9429866951. The reversal of 9429866946 is 6496689249.

It can be written as a sum of positive squares in only one way, i.e., 8938757025 + 491109921 = 94545^2 + 22161^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 261940731 + ... + 261940766.

Almost surely, 2^9429866946 is an apocalyptic number.

9429866946 is an abundant number, since it is smaller than the sum of its proper divisors (11001511476).

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

9429866946 is a wasteful number, since it uses less digits than its factorization.

9429866946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523881505 (or 523881502 counting only the distinct ones).

The product of its digits is 40310784, while the sum is 63.

The square root of 9429866946 is about 97107.5020067966. The cubic root of 9429866946 is about 2112.6871378678.

The spelling of 9429866946 in words is "nine billion, four hundred twenty-nine million, eight hundred sixty-six thousand, nine hundred forty-six".