4060040 has 16 divisors (see below), whose sum is σ = 9135180. Its totient is φ = 1624000.

The previous prime is 4060037. The next prime is 4060061. The reversal of 4060040 is 400604.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4056196 + 3844 = 2014^2 + 62^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4059997 and 4060024.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 50711 + ... + 50790.

Almost surely, 2^4060040 is an apocalyptic number.

4060040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4060040 is an abundant number, since it is smaller than the sum of its proper divisors (5075140).

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

4060040 is a wasteful number, since it uses less digits than its factorization.

4060040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101512 (or 101508 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 4060040 is about 2014.9540937699. The cubic root of 4060040 is about 159.5303938698.

Adding to 4060040 its reverse (400604), we get a palindrome (4460644).

The spelling of 4060040 in words is "four million, sixty thousand, forty", and thus it is an eban number.