4032040 has 16 divisors (see below), whose sum is σ = 9072180. Its totient is φ = 1612800.

The previous prime is 4032031. The next prime is 4032059. The reversal of 4032040 is 402304.

It can be written as a sum of positive squares in 2 ways, for example, as 3232804 + 799236 = 1798^2 + 894^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4032040.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50361 + ... + 50440.

Almost surely, 2^4032040 is an apocalyptic number.

4032040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4032040 is an abundant number, since it is smaller than the sum of its proper divisors (5040140).

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

4032040 is a wasteful number, since it uses less digits than its factorization.

4032040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100812 (or 100808 counting only the distinct ones).

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

The square root of 4032040 is about 2007.9940238955. The cubic root of 4032040 is about 159.1628146444.

Adding to 4032040 its reverse (402304), we get a palindrome (4434344).

The spelling of 4032040 in words is "four million, thirty-two thousand, forty", and thus it is an eban number.