994637952 has 192 divisors, whose sum is σ = 3568743360. Its totient is φ = 258324480.

The previous prime is 994637927. The next prime is 994637953. The reversal of 994637952 is 259736499.

994637952 is a `hidden beast` number, since 99 + 463 + 7 + 95 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is not an unprimeable number, because it can be changed into a prime (994637953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83098 + ... + 94310.

It is an arithmetic number, because the mean of its divisors is an integer number (18587205).

Almost surely, 2^994637952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 994637952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1784371680).

994637952 is an abundant number, since it is smaller than the sum of its proper divisors (2574105408).

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

994637952 is a wasteful number, since it uses less digits than its factorization.

994637952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11251 (or 11236 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 54.

The square root of 994637952 is about 31537.8812224284. The cubic root of 994637952 is about 998.2094464984.

The spelling of 994637952 in words is "nine hundred ninety-four million, six hundred thirty-seven thousand, nine hundred fifty-two".