2097994320 has 120 divisors (see below), whose sum is σ = 7130856096. Its totient is φ = 552708864.

The previous prime is 2097994309. The next prime is 2097994333. The reversal of 2097994320 is 234997902.

2097994320 is a `hidden beast` number, since 209 + 7 + 9 + 9 + 432 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42207 + ... + 77313.

Almost surely, 2^2097994320 is an apocalyptic number.

2097994320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2097994320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3565428048).

2097994320 is an abundant number, since it is smaller than the sum of its proper divisors (5032861776).

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

2097994320 is a wasteful number, since it uses less digits than its factorization.

2097994320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35209 (or 35200 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 2097994320 is about 45803.8679589399. The cubic root of 2097994320 is about 1280.1713475042.

The spelling of 2097994320 in words is "two billion, ninety-seven million, nine hundred ninety-four thousand, three hundred twenty".