994686142 has 8 divisors (see below), whose sum is σ = 1497576600. Its totient is φ = 495493944.

The previous prime is 994686137. The next prime is 994686151. The reversal of 994686142 is 241686499.

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

It is a super-3 number, since 3×994686142³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 923892 + ... + 924967.

It is an arithmetic number, because the mean of its divisors is an integer number (187197075).

Almost surely, 2^994686142 is an apocalyptic number.

994686142 is a deficient number, since it is larger than the sum of its proper divisors (502890458).

994686142 is a wasteful number, since it uses less digits than its factorization.

994686142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849130.

The product of its digits is 746496, while the sum is 49.

The square root of 994686142 is about 31538.6452150374. The cubic root of 994686142 is about 998.2255672508.

The spelling of 994686142 in words is "nine hundred ninety-four million, six hundred eighty-six thousand, one hundred forty-two".