1048621056 has 208 divisors, whose sum is σ = 3258576384. Its totient is φ = 293732352.

The previous prime is 1048621031. The next prime is 1048621069. The reversal of 1048621056 is 6501268401.

It is a super-2 number, since 2×1048621056² = 2199212238173110272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6279085 + ... + 6279251.

Almost surely, 2^1048621056 is an apocalyptic number.

1048621056 is a gapful number since it is divisible by the number (16) 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 1048621056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1629288192).

1048621056 is an abundant number, since it is smaller than the sum of its proper divisors (2209955328).

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

1048621056 is an equidigital number, since it uses as much as digits as its factorization.

1048621056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274 (or 252 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 1048621056 is about 32382.4189337363. The cubic root of 1048621056 is about 1015.9512242275.

Adding to 1048621056 its reverse (6501268401), we get a palindrome (7549889457).

The spelling of 1048621056 in words is "one billion, forty-eight million, six hundred twenty-one thousand, fifty-six".