2290164720 has 40 divisors (see below), whose sum is σ = 7099511376. Its totient is φ = 610710528.

The previous prime is 2290164719. The next prime is 2290164743. The reversal of 2290164720 is 274610922.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4770937 + ... + 4771416.

Almost surely, 2^2290164720 is an apocalyptic number.

2290164720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2290164720 is an abundant number, since it is smaller than the sum of its proper divisors (4809346656).

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

2290164720 is a wasteful number, since it uses less digits than its factorization.

2290164720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9542369 (or 9542363 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 2290164720 is about 47855.6654953204. The cubic root of 2290164720 is about 1318.1218929008.

The spelling of 2290164720 in words is "two billion, two hundred ninety million, one hundred sixty-four thousand, seven hundred twenty".