2660384 has 12 divisors (see below), whose sum is σ = 5237694. Its totient is φ = 1330176.

The previous prime is 2660377. The next prime is 2660401. The reversal of 2660384 is 4830662.

It can be written as a sum of positive squares in only one way, i.e., 2650384 + 10000 = 1628^2 + 100^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41537 + ... + 41600.

2^2660384 is an apocalyptic number.

It is an amenable number.

2660384 is a deficient number, since it is larger than the sum of its proper divisors (2577310).

2660384 is an equidigital number, since it uses as much as digits as its factorization.

2660384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83147 (or 83139 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 2660384 is about 1631.0683615349. The cubic root of 2660384 is about 138.5632652880.

The spelling of 2660384 in words is "two million, six hundred sixty thousand, three hundred eighty-four".