949906668 has 12 divisors (see below), whose sum is σ = 2216448920. Its totient is φ = 316635552.

The previous prime is 949906663. The next prime is 949906703. The reversal of 949906668 is 866609949.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (949906663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39579433 + ... + 39579456.

Almost surely, 2^949906668 is an apocalyptic number.

It is an amenable number.

949906668 is an abundant number, since it is smaller than the sum of its proper divisors (1266542252).

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

949906668 is a wasteful number, since it uses less digits than its factorization.

949906668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79158896 (or 79158894 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 57.

The square root of 949906668 is about 30820.5559326888. Note that the first 3 decimals coincide. The cubic root of 949906668 is about 983.0153785264.

The spelling of 949906668 in words is "nine hundred forty-nine million, nine hundred six thousand, six hundred sixty-eight".