4093240 has 32 divisors (see below), whose sum is σ = 9509760. Its totient is φ = 1584000.

The previous prime is 4093237. The next prime is 4093247. The reversal of 4093240 is 423904.

It is a super-2 number, since 2×4093240² = 33509227395200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4093247) 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, 411 + ... + 2890.

It is an arithmetic number, because the mean of its divisors is an integer number (297180).

Almost surely, 2^4093240 is an apocalyptic number.

4093240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4093240 is an abundant number, since it is smaller than the sum of its proper divisors (5416520).

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

4093240 is a wasteful number, since it uses less digits than its factorization.

4093240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343 (or 3339 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 4093240 is about 2023.1757214834. The cubic root of 4093240 is about 159.9640544251.

The spelling of 4093240 in words is "four million, ninety-three thousand, two hundred forty".