997352 has 8 divisors (see below), whose sum is σ = 1870050. Its totient is φ = 498672.

The previous prime is 997343. The next prime is 997357. The reversal of 997352 is 253799.

It can be written as a sum of positive squares in only one way, i.e., 857476 + 139876 = 926^2 + 374^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×997352² = 1989422023808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (997357) by changing a digit.

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 as a sum of consecutive naturals, namely, 62327 + ... + 62342.

2⁹⁹⁷³⁵² is an apocalyptic number.

It is an amenable number.

997352 is a deficient number, since it is larger than the sum of its proper divisors (872698).

997352 is a wasteful number, since it uses less digits than its factorization.

997352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124675 (or 124671 counting only the distinct ones).

The product of its digits is 17010, while the sum is 35.

The square root of 997352 is about 998.6751223496. The cubic root of 997352 is about 99.9116553085.

The spelling of 997352 in words is "nine hundred ninety-seven thousand, three hundred fifty-two".