949224138 has 16 divisors (see below), whose sum is σ = 2010121920. Its totient is φ = 297795776.

The previous prime is 949224109. The next prime is 949224149. The reversal of 949224138 is 831422949.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 949224138.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4652958 + ... + 4653161.

It is an arithmetic number, because the mean of its divisors is an integer number (125632620).

Almost surely, 2^949224138 is an apocalyptic number.

949224138 is an abundant number, since it is smaller than the sum of its proper divisors (1060897782).

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

949224138 is a wasteful number, since it uses less digits than its factorization.

949224138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9306141.

The product of its digits is 124416, while the sum is 42.

The square root of 949224138 is about 30809.4813004049. The cubic root of 949224138 is about 982.7798823217.

The spelling of 949224138 in words is "nine hundred forty-nine million, two hundred twenty-four thousand, one hundred thirty-eight".