997300275 has 24 divisors (see below), whose sum is σ = 1651446384. Its totient is φ = 531062400.

The previous prime is 997300273. The next prime is 997300279. The reversal of 997300275 is 572003799.

It is not a de Polignac number, because 997300275 - 2¹ = 997300273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (997300273) 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, 39517 + ... + 59633.

It is an arithmetic number, because the mean of its divisors is an integer number (68810266).

Almost surely, 2^997300275 is an apocalyptic number.

997300275 is a deficient number, since it is larger than the sum of its proper divisors (654146109).

997300275 is a wasteful number, since it uses less digits than its factorization.

997300275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20791 (or 20786 counting only the distinct ones).

The product of its (nonzero) digits is 119070, while the sum is 42.

The square root of 997300275 is about 31580.0613520620. The cubic root of 997300275 is about 999.0992806148.

The spelling of 997300275 in words is "nine hundred ninety-seven million, three hundred thousand, two hundred seventy-five".