997023084 has 24 divisors (see below), whose sum is σ = 2332987440. Its totient is φ = 331398144.

The previous prime is 997023073. The next prime is 997023151. The reversal of 997023084 is 480320799.

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 7 ways as a sum of consecutive naturals, for example, 113449 + ... + 121920.

It is an arithmetic number, because the mean of its divisors is an integer number (97207810).

Almost surely, 2^997023084 is an apocalyptic number.

It is an amenable number.

997023084 is an abundant number, since it is smaller than the sum of its proper divisors (1335964356).

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

997023084 is a wasteful number, since it uses less digits than its factorization.

997023084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235729 (or 235727 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 997023084 is about 31575.6723443856. The cubic root of 997023084 is about 999.0067083651.

The spelling of 997023084 in words is "nine hundred ninety-seven million, twenty-three thousand, eighty-four".