4024556240 has 20 divisors (see below), whose sum is σ = 9357093444. Its totient is φ = 1609822464.

The previous prime is 4024556209. The next prime is 4024556303. The reversal of 4024556240 is 426554204.

It can be written as a sum of positive squares in 2 ways, for example, as 1336341136 + 2688215104 = 36556^2 + 51848^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 4024556197 and 4024556206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25153397 + ... + 25153556.

Almost surely, 2^4024556240 is an apocalyptic number.

4024556240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4024556240 is an abundant number, since it is smaller than the sum of its proper divisors (5332537204).

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

4024556240 is a wasteful number, since it uses less digits than its factorization.

4024556240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50306966 (or 50306960 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 4024556240 is about 63439.3902871079. The cubic root of 4024556240 is about 1590.6428106409.

The spelling of 4024556240 in words is "four billion, twenty-four million, five hundred fifty-six thousand, two hundred forty".