997050384 has 280 divisors, whose sum is σ = 3334087200. Its totient is φ = 285534720.

The previous prime is 997050377. The next prime is 997050407. The reversal of 997050384 is 483050799.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 2437572 + ... + 2437980.

Almost surely, 2^997050384 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 997050384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1667043600).

997050384 is an abundant number, since it is smaller than the sum of its proper divisors (2337036816).

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

997050384 is a wasteful number, since it uses less digits than its factorization.

997050384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 444 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 997050384 is about 31576.1046362594. The cubic root of 997050384 is about 999.0158263867.

The spelling of 997050384 in words is "nine hundred ninety-seven million, fifty thousand, three hundred eighty-four".