973448280 has 448 divisors, whose sum is σ = 3966278400. Its totient is φ = 209952000.

The previous prime is 973448263. The next prime is 973448317. The reversal of 973448280 is 82844379.

973448280 is a `hidden beast` number, since 97 + 3 + 4 + 482 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 3878155 + ... + 3878405.

It is an arithmetic number, because the mean of its divisors is an integer number (8853300).

Almost surely, 2^973448280 is an apocalyptic number.

973448280 is a gapful number since it is divisible by the number (90) 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 973448280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1983139200).

973448280 is an abundant number, since it is smaller than the sum of its proper divisors (2992830120).

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

973448280 is a wasteful number, since it uses less digits than its factorization.

973448280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306 (or 287 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 973448280 is about 31200.1326920255. The cubic root of 973448280 is about 991.0699176769.

The spelling of 973448280 in words is "nine hundred seventy-three million, four hundred forty-eight thousand, two hundred eighty".