1061226816 has 112 divisors (see below), whose sum is σ = 3038758464. Its totient is φ = 324919296.

The previous prime is 1061226787. The next prime is 1061226827. The reversal of 1061226816 is 6186221601.

It is a super-2 number, since 2×1061226816² = 2252404709994995712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565656 + ... + 567528.

It is an arithmetic number, because the mean of its divisors is an integer number (27131772).

Almost surely, 2^1061226816 is an apocalyptic number.

1061226816 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 1061226816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1519379232).

1061226816 is an abundant number, since it is smaller than the sum of its proper divisors (1977531648).

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

1061226816 is a wasteful number, since it uses less digits than its factorization.

1061226816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128 (or 2118 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 1061226816 is about 32576.4764208777. The cubic root of 1061226816 is about 1020.0060284150.

The spelling of 1061226816 in words is "one billion, sixty-one million, two hundred twenty-six thousand, eight hundred sixteen".