994312530 has 32 divisors (see below), whose sum is σ = 2651500800. Its totient is φ = 265149936.

The previous prime is 994312523. The next prime is 994312537. The reversal of 994312530 is 35213499.

It is a happy number.

994312530 is a `hidden beast` number, since 9 + 94 + 31 + 2 + 530 = 666.

It is an interprime number because it is at equal distance from previous prime (994312523) and next prime (994312537).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (994312537) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1841050 + ... + 1841589.

It is an arithmetic number, because the mean of its divisors is an integer number (82859400).

Almost surely, 2^994312530 is an apocalyptic number.

994312530 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

994312530 is an abundant number, since it is smaller than the sum of its proper divisors (1657188270).

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

994312530 is a wasteful number, since it uses less digits than its factorization.

994312530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3682655 (or 3682649 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 994312530 is about 31532.7215761659. The cubic root of 994312530 is about 998.1005711209.

The spelling of 994312530 in words is "nine hundred ninety-four million, three hundred twelve thousand, five hundred thirty".