997484882 has 4 divisors (see below), whose sum is σ = 1496227326. Its totient is φ = 498742440.

The previous prime is 997484879. The next prime is 997484897. The reversal of 997484882 is 288484799.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 873852721 + 123632161 = 29561^2 + 11119^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249371219 + ... + 249371222.

Almost surely, 2^997484882 is an apocalyptic number.

997484882 is a deficient number, since it is larger than the sum of its proper divisors (498742444).

997484882 is a wasteful number, since it uses less digits than its factorization.

997484882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498742443.

The product of its digits is 9289728, while the sum is 59.

The square root of 997484882 is about 31582.9840578752. The cubic root of 997484882 is about 999.1609234808.

The spelling of 997484882 in words is "nine hundred ninety-seven million, four hundred eighty-four thousand, eight hundred eighty-two".