994152428 has 24 divisors (see below), whose sum is σ = 1851922800. Its totient is φ = 465619968.

The previous prime is 994152427. The next prime is 994152443. The reversal of 994152428 is 824251499.

It is not an unprimeable number, because it can be changed into a prime (994152421) 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 7 ways as a sum of consecutive naturals, for example, 66725 + ... + 80252.

It is an arithmetic number, because the mean of its divisors is an integer number (77163450).

Almost surely, 2^994152428 is an apocalyptic number.

It is an amenable number.

994152428 is a deficient number, since it is larger than the sum of its proper divisors (857770372).

994152428 is a wasteful number, since it uses less digits than its factorization.

994152428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147089 (or 147087 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 994152428 is about 31530.1828094922. The cubic root of 994152428 is about 998.0469975980.

The spelling of 994152428 in words is "nine hundred ninety-four million, one hundred fifty-two thousand, four hundred twenty-eight".