1098026064 has 80 divisors (see below), whose sum is σ = 3156048000. Its totient is φ = 365508864.

The previous prime is 1098026063. The next prime is 1098026117. The reversal of 1098026064 is 4606208901.

It is a super-2 number, since 2×1098026064² = 2411322474446664192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098026063) by changing a digit.

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, 451957 + ... + 454379.

It is an arithmetic number, because the mean of its divisors is an integer number (39450600).

Almost surely, 2^1098026064 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 1098026064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1578024000).

1098026064 is an abundant number, since it is smaller than the sum of its proper divisors (2058021936).

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

1098026064 is a wasteful number, since it uses less digits than its factorization.

1098026064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3489 (or 3477 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1098026064 is about 33136.4763365087. The cubic root of 1098026064 is about 1031.6622745633.

The spelling of 1098026064 in words is "one billion, ninety-eight million, twenty-six thousand, sixty-four".