4203040 has 48 divisors (see below), whose sum is σ = 10062360. Its totient is φ = 1658880.

The previous prime is 4203019. The next prime is 4203041. The reversal of 4203040 is 403024.

It can be written as a sum of positive squares in 4 ways, for example, as 3984016 + 219024 = 1996^2 + 468^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4203040.

It is not an unprimeable number, because it can be changed into a prime (4203041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17320 + ... + 17560.

Almost surely, 2^4203040 is an apocalyptic number.

4203040 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 4203040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5031180).

4203040 is an abundant number, since it is smaller than the sum of its proper divisors (5859320).

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

4203040 is a wasteful number, since it uses less digits than its factorization.

4203040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365 (or 357 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 4203040 is about 2050.1317030864. The cubic root of 4203040 is about 161.3817823816.

Adding to 4203040 its reverse (403024), we get a palindrome (4606064).

The spelling of 4203040 in words is "four million, two hundred three thousand, forty".