994006224 has 60 divisors (see below), whose sum is σ = 2827465732. Its totient is φ = 325900800.

The previous prime is 994006151. The next prime is 994006229. The reversal of 994006224 is 422600499.

It can be written as a sum of positive squares in 2 ways, for example, as 409333824 + 584672400 = 20232^2 + 24180^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994006229) 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 11 ways as a sum of consecutive naturals, for example, 47797 + ... + 65364.

Almost surely, 2^994006224 is an apocalyptic number.

It is an amenable number.

994006224 is an abundant number, since it is smaller than the sum of its proper divisors (1833459508).

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

994006224 is a wasteful number, since it uses less digits than its factorization.

994006224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113236 (or 113227 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 994006224 is about 31527.8642473606. The cubic root of 994006224 is about 997.9980696158.

The spelling of 994006224 in words is "nine hundred ninety-four million, six thousand, two hundred twenty-four".