4323240 has 64 divisors (see below), whose sum is σ = 14414400. Its totient is φ = 1152576.

The previous prime is 4323239. The next prime is 4323247. The reversal of 4323240 is 423234.

4323240 is digitally balanced in base 4, 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 (18).

It is not an unprimeable number, because it can be changed into a prime (4323247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 922 + ... + 3081.

It is an arithmetic number, because the mean of its divisors is an integer number (225225).

Almost surely, 2^4323240 is an apocalyptic number.

4323240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4323240 is an abundant number, since it is smaller than the sum of its proper divisors (10091160).

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

4323240 is a wasteful number, since it uses less digits than its factorization.

4323240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4023 (or 4013 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 4323240 is about 2079.2402458590. The cubic root of 4323240 is about 162.9057630851.

Adding to 4323240 its reverse (423234), we get a palindrome (4746474).

It can be divided in two parts, 4323 and 240, that multiplied together give a triangular number (1037520 = T₁₄₄₀).

The spelling of 4323240 in words is "four million, three hundred twenty-three thousand, two hundred forty".