994472159 has 8 divisors (see below), whose sum is σ = 1005946032. Its totient is φ = 983030400.

The previous prime is 994472119. The next prime is 994472173. The reversal of 994472159 is 951274499.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 994472159 - 2¹² = 994468063 is a prime.

It is a super-2 number, since 2×994472159² = 1977949750052242562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994472119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57287 + ... + 72599.

It is an arithmetic number, because the mean of its divisors is an integer number (125743254).

Almost surely, 2^994472159 is an apocalyptic number.

994472159 is a deficient number, since it is larger than the sum of its proper divisors (11473873).

994472159 is a wasteful number, since it uses less digits than its factorization.

994472159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16057.

The product of its digits is 816480, while the sum is 50.

The square root of 994472159 is about 31535.2526389119. The cubic root of 994472159 is about 998.1539806428.

The spelling of 994472159 in words is "nine hundred ninety-four million, four hundred seventy-two thousand, one hundred fifty-nine".