983797760 has 156 divisors (see below), whose sum is σ = 2601494364. Its totient is φ = 356843520.

The previous prime is 983797729. The next prime is 983797777. The reversal of 983797760 is 67797389.

It can be written as a sum of positive squares in 2 ways, for example, as 507510784 + 476286976 = 22528^2 + 21824^2 .

It is a junction number, because it is equal to n+sod(n) for n = 983797696 and 983797705.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2477882 + ... + 2478278.

Almost surely, 2^983797760 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 983797760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1300747182).

983797760 is an abundant number, since it is smaller than the sum of its proper divisors (1617696604).

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

983797760 is a wasteful number, since it uses less digits than its factorization.

983797760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448 (or 415 counting only the distinct ones).

The product of its (nonzero) digits is 4000752, while the sum is 56.

The square root of 983797760 is about 31365.5505292032. The cubic root of 983797760 is about 994.5698198499.

The spelling of 983797760 in words is "nine hundred eighty-three million, seven hundred ninety-seven thousand, seven hundred sixty".