4027992 has 32 divisors (see below), whose sum is σ = 10143600. Its totient is φ = 1332864.

The previous prime is 4027957. The next prime is 4027993. The reversal of 4027992 is 2997204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4027993) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 3234 + ... + 4302.

Almost surely, 2^4027992 is an apocalyptic number.

It is an amenable number.

4027992 is an abundant number, since it is smaller than the sum of its proper divisors (6115608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4027992 is a wasteful number, since it uses less digits than its factorization.

4027992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235 (or 1231 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 4027992 is about 2006.9857996508. The cubic root of 4027992 is about 159.1095325335.

The spelling of 4027992 in words is "four million, twenty-seven thousand, nine hundred ninety-two".