1065952800 has 432 divisors, whose sum is σ = 4209293088. Its totient is φ = 251596800.

The previous prime is 1065952787. The next prime is 1065952829. The reversal of 1065952800 is 82595601.

It is a happy number.

It is a super-2 number, since 2×1065952800² = 2272510743655680000, which contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3405444 + ... + 3405756.

It is an arithmetic number, because the mean of its divisors is an integer number (9743734).

Almost surely, 2^1065952800 is an apocalyptic number.

1065952800 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 1065952800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2104646544).

1065952800 is an abundant number, since it is smaller than the sum of its proper divisors (3143340288).

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

1065952800 is a wasteful number, since it uses less digits than its factorization.

1065952800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 1065952800 is about 32648.9326012352. The cubic root of 1065952800 is about 1021.5179245074.

The spelling of 1065952800 in words is "one billion, sixty-five million, nine hundred fifty-two thousand, eight hundred".