1093220064 has 216 divisors, whose sum is σ = 3333028608. Its totient is φ = 352719360.

The previous prime is 1093220059. The next prime is 1093220069. The reversal of 1093220064 is 4600223901.

It is an interprime number because it is at equal distance from previous prime (1093220059) and next prime (1093220069).

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1093220069) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8607969 + ... + 8608095.

It is an arithmetic number, because the mean of its divisors is an integer number (15430688).

Almost surely, 2^1093220064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1093220064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1666514304).

1093220064 is an abundant number, since it is smaller than the sum of its proper divisors (2239808544).

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

1093220064 is an frugal number, since it uses more digits than its factorization.

1093220064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1093220064 is about 33063.8785383687. The cubic root of 1093220064 is about 1030.1548967411.

Adding to 1093220064 its reverse (4600223901), we get a palindrome (5693443965).

The spelling of 1093220064 in words is "one billion, ninety-three million, two hundred twenty thousand, sixty-four".