997350 has 48 divisors (see below), whose sum is σ = 2537040. Its totient is φ = 259200.

The previous prime is 997343. The next prime is 997357. The reversal of 997350 is 53799.

It is an interprime number because it is at equal distance from previous prime (997343) and next prime (997357).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 997350.

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

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9096 + ... + 9204.

It is an arithmetic number, because the mean of its divisors is an integer number (52855).

2⁹⁹⁷³⁵⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 997350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1268520).

997350 is an abundant number, since it is smaller than the sum of its proper divisors (1539690).

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

997350 is a wasteful number, since it uses less digits than its factorization.

997350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 8505, while the sum is 33.

The square root of 997350 is about 998.6741210225. The cubic root of 997350 is about 99.9115885238.

The spelling of 997350 in words is "nine hundred ninety-seven thousand, three hundred fifty".