1049227440 has 80 divisors (see below), whose sum is σ = 3293836800. Its totient is φ = 276247296.

The previous prime is 1049227423. The next prime is 1049227441. The reversal of 1049227440 is 447229401.

1049227440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1049227440² = 2201756441697907200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1049227441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8710 + ... + 46629.

It is an arithmetic number, because the mean of its divisors is an integer number (41172960).

Almost surely, 2^1049227440 is an apocalyptic number.

1049227440 is a gapful number since it is divisible by the number (10) 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 1049227440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1646918400).

1049227440 is an abundant number, since it is smaller than the sum of its proper divisors (2244609360).

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

1049227440 is a wasteful number, since it uses less digits than its factorization.

1049227440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55434 (or 55428 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 1049227440 is about 32391.7804388706. The cubic root of 1049227440 is about 1016.1470171860.

The spelling of 1049227440 in words is "one billion, forty-nine million, two hundred twenty-seven thousand, four hundred forty".