4909240 has 64 divisors (see below), whose sum is σ = 12830400. Its totient is φ = 1655808.

The previous prime is 4909199. The next prime is 4909241. The reversal of 4909240 is 429094.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 4909199 and 4909208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4909241) 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 15 ways as a sum of consecutive naturals, for example, 24822 + ... + 25018.

It is an arithmetic number, because the mean of its divisors is an integer number (200475).

Almost surely, 2^4909240 is an apocalyptic number.

4909240 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 4909240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6415200).

4909240 is an abundant number, since it is smaller than the sum of its proper divisors (7921160).

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

4909240 is a wasteful number, since it uses less digits than its factorization.

4909240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 4909240 is about 2215.6804823801. The cubic root of 4909240 is about 169.9566209965.

It can be divided in two parts, 490 and 9240, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 4909240 in words is "four million, nine hundred nine thousand, two hundred forty".