997084914 has 64 divisors (see below), whose sum is σ = 2384363520. Its totient is φ = 271782720.

The previous prime is 997084909. The next prime is 997084927. The reversal of 997084914 is 419480799.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 444207 + ... + 446445.

It is an arithmetic number, because the mean of its divisors is an integer number (37255680).

Almost surely, 2^997084914 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 997084914, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1192181760).

997084914 is an abundant number, since it is smaller than the sum of its proper divisors (1387278606).

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

997084914 is a wasteful number, since it uses less digits than its factorization.

997084914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735.

The product of its (nonzero) digits is 653184, while the sum is 51.

The square root of 997084914 is about 31576.6514057460. The cubic root of 997084914 is about 999.0273589428.

The spelling of 997084914 in words is "nine hundred ninety-seven million, eighty-four thousand, nine hundred fourteen".