4092240 has 120 divisors (see below), whose sum is σ = 13704480. Its totient is φ = 1009664.

The previous prime is 4092233. The next prime is 4092247. The reversal of 4092240 is 422904.

4092240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4092233) and next prime (4092247).

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4092247) 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 23 ways as a sum of consecutive naturals, for example, 69331 + ... + 69389.

It is an arithmetic number, because the mean of its divisors is an integer number (114204).

Almost surely, 2^4092240 is an apocalyptic number.

4092240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4092240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6852240).

4092240 is an abundant number, since it is smaller than the sum of its proper divisors (9612240).

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

4092240 is a wasteful number, since it uses less digits than its factorization.

4092240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4092240 is about 2022.9285701675. The cubic root of 4092240 is about 159.9510266783.

The spelling of 4092240 in words is "four million, ninety-two thousand, two hundred forty".