994427135 has 8 divisors (see below), whose sum is σ = 1285105920. Its totient is φ = 734346144.

The previous prime is 994427131. The next prime is 994427141. The reversal of 994427135 is 531724499.

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 994427135 - 2² = 994427131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994427131) 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, 7649375 + ... + 7649504.

It is an arithmetic number, because the mean of its divisors is an integer number (160638240).

Almost surely, 2^994427135 is an apocalyptic number.

994427135 is a deficient number, since it is larger than the sum of its proper divisors (290678785).

994427135 is a wasteful number, since it uses less digits than its factorization.

994427135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15298897.

The product of its digits is 272160, while the sum is 44.

The square root of 994427135 is about 31534.5387630769. The cubic root of 994427135 is about 998.1389168515.

The spelling of 994427135 in words is "nine hundred ninety-four million, four hundred twenty-seven thousand, one hundred thirty-five".