1797040896 has 324 divisors, whose sum is σ = 6004123272. Its totient is φ = 474120192.

The previous prime is 1797040877. The next prime is 1797040937. The reversal of 1797040896 is 6980407971.

It is a Harshad number since it is a multiple of its sum of digits (51).

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 35 ways as a sum of consecutive naturals, for example, 33906406 + ... + 33906458.

Almost surely, 2^1797040896 is an apocalyptic number.

1797040896 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 1797040896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3002061636).

1797040896 is an abundant number, since it is smaller than the sum of its proper divisors (4207082376).

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

1797040896 is an equidigital number, since it uses as much as digits as its factorization.

1797040896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 51.

The square root of 1797040896 is about 42391.5191518304. The cubic root of 1797040896 is about 1215.7734457894.

Multiplying 1797040896 by its sum of digits (51), we get a square (91649085696 = 302736²).

1797040896 divided by its sum of digits (51) gives a square (35236096 = 5936²).

The spelling of 1797040896 in words is "one billion, seven hundred ninety-seven million, forty thousand, eight hundred ninety-six".