994186346 has 4 divisors (see below), whose sum is σ = 1491279522. Its totient is φ = 497093172.

The previous prime is 994186321. The next prime is 994186363. The reversal of 994186346 is 643681499.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 992943121 + 1243225 = 31511^2 + 1115^2 .

It is a junction number, because it is equal to n+sod(n) for n = 994186294 and 994186303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248546585 + ... + 248546588.

Almost surely, 2^994186346 is an apocalyptic number.

994186346 is a deficient number, since it is larger than the sum of its proper divisors (497093176).

994186346 is a wasteful number, since it uses less digits than its factorization.

994186346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497093175.

The product of its digits is 1119744, while the sum is 50.

The square root of 994186346 is about 31530.7206704826. The cubic root of 994186346 is about 998.0583477599.

The spelling of 994186346 in words is "nine hundred ninety-four million, one hundred eighty-six thousand, three hundred forty-six".