4194992 has 10 divisors (see below), whose sum is σ = 8127828. Its totient is φ = 2097488.

The previous prime is 4194989. The next prime is 4195001. The reversal of 4194992 is 2994914.

It is a happy number.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4 + 1 + 9 + 4¹¹ + 9² + 9² + 2⁹ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131078 + ... + 131109.

Almost surely, 2^4194992 is an apocalyptic number.

It is an amenable number.

4194992 is a deficient number, since it is larger than the sum of its proper divisors (3932836).

4194992 is a wasteful number, since it uses less digits than its factorization.

4194992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262195 (or 262189 counting only the distinct ones).

The product of its digits is 23328, while the sum is 38.

The square root of 4194992 is about 2048.1679618625. The cubic root of 4194992 is about 161.2787117113.

The spelling of 4194992 in words is "four million, one hundred ninety-four thousand, nine hundred ninety-two".