4093992 has 48 divisors (see below), whose sum is σ = 12673440. Its totient is φ = 1169568.

The previous prime is 4093979. The next prime is 4093993. The reversal of 4093992 is 2993904.

4093992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4093993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3558 + ... + 4565.

It is an arithmetic number, because the mean of its divisors is an integer number (264030).

Almost surely, 2^4093992 is an apocalyptic number.

4093992 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4093992 is an abundant number, since it is smaller than the sum of its proper divisors (8579448).

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

4093992 is a wasteful number, since it uses less digits than its factorization.

4093992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8142 (or 8135 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 4093992 is about 2023.3615593858. The cubic root of 4093992 is about 159.9738498930.

The spelling of 4093992 in words is "four million, ninety-three thousand, nine hundred ninety-two".