4067992 has 8 divisors (see below), whose sum is σ = 7627500. Its totient is φ = 2033992.

The previous prime is 4067983. The next prime is 4068011. The reversal of 4067992 is 2997604.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254242 + ... + 254257.

Almost surely, 2^4067992 is an apocalyptic number.

It is an amenable number.

4067992 is a deficient number, since it is larger than the sum of its proper divisors (3559508).

4067992 is a wasteful number, since it uses less digits than its factorization.

4067992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508505 (or 508501 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 4067992 is about 2016.9263744619. The cubic root of 4067992 is about 159.6344780967.

The spelling of 4067992 in words is "four million, sixty-seven thousand, nine hundred ninety-two".