1069920000 has 270 divisors, whose sum is σ = 3860008152. Its totient is φ = 284928000.

The previous prime is 1069919999. The next prime is 1069920017. The reversal of 1069920000 is 299601.

It is a happy number.

It is a super-2 number, since 2×1069920000² = 2289457612800000000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1439629 + ... + 1440371.

Almost surely, 2^1069920000 is an apocalyptic number.

1069920000 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 1069920000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1930004076).

1069920000 is an abundant number, since it is smaller than the sum of its proper divisors (2790088152).

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

1069920000 is an frugal number, since it uses more digits than its factorization.

1069920000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785 (or 753 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1069920000 is about 32709.6316090536. The cubic root of 1069920000 is about 1022.7836305644.

The spelling of 1069920000 in words is "one billion, sixty-nine million, nine hundred twenty thousand".