2159488 has 16 divisors (see below), whose sum is σ = 4302360. Its totient is φ = 1079680.

The previous prime is 2159473. The next prime is 2159497. The reversal of 2159488 is 8849512.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8308 + ... + 8563.

2^2159488 is an apocalyptic number.

It is an amenable number.

2159488 is a deficient number, since it is larger than the sum of its proper divisors (2142872).

2159488 is an equidigital number, since it uses as much as digits as its factorization.

2159488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16885 (or 16873 counting only the distinct ones).

The product of its digits is 23040, while the sum is 37.

The square root of 2159488 is about 1469.5196494093. The cubic root of 2159488 is about 129.2558669785.

The spelling of 2159488 in words is "two million, one hundred fifty-nine thousand, four hundred eighty-eight".