997034508 has 90 divisors (see below), whose sum is σ = 2653078428. Its totient is φ = 326501280.

The previous prime is 997034501. The next prime is 997034509. The reversal of 997034508 is 805430799.

997034508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (997034501) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1205191 + ... + 1206017.

Almost surely, 2^997034508 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 997034508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1326539214).

997034508 is an abundant number, since it is smaller than the sum of its proper divisors (1656043920).

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

997034508 is a wasteful number, since it uses less digits than its factorization.

997034508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965 (or 893 counting only the distinct ones).

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

The square root of 997034508 is about 31575.8532426283. The cubic root of 997034508 is about 999.0105239267.

The spelling of 997034508 in words is "nine hundred ninety-seven million, thirty-four thousand, five hundred eight".