4271267440 has 160 divisors (see below), whose sum is σ = 11359844352. Its totient is φ = 1478400000.

The previous prime is 4271267437. The next prime is 4271267453. The reversal of 4271267440 is 447621724.

It is a self number, because there is not a number n which added to its sum of digits gives 4271267440.

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 31 ways as a sum of consecutive naturals, for example, 5687065 + ... + 5687815.

Almost surely, 2^4271267440 is an apocalyptic number.

4271267440 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 4271267440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5679922176).

4271267440 is an abundant number, since it is smaller than the sum of its proper divisors (7088576912).

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

4271267440 is a wasteful number, since it uses less digits than its factorization.

4271267440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079 (or 1073 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 37.

The square root of 4271267440 is about 65354.9343202179. The cubic root of 4271267440 is about 1622.5032984185.

The spelling of 4271267440 in words is "four billion, two hundred seventy-one million, two hundred sixty-seven thousand, four hundred forty".