2601885 has 32 divisors (see below), whose sum is σ = 4894848. Its totient is φ = 1163520.

The previous prime is 2601869. The next prime is 2601899. The reversal of 2601885 is 5881062.

It is not a de Polignac number, because 2601885 - 2⁴ = 2601869 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1539 + ... + 2751.

It is an arithmetic number, because the mean of its divisors is an integer number (152964).

2^2601885 is an apocalyptic number.

It is an amenable number.

2601885 is a deficient number, since it is larger than the sum of its proper divisors (2292963).

2601885 is a wasteful number, since it uses less digits than its factorization.

2601885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 2601885 is about 1613.0359574417. The cubic root of 2601885 is about 137.5401095108.

It can be divided in two parts, 2601 and 885, that added together give a triangular number (3486 = T₈₃).

The spelling of 2601885 in words is "two million, six hundred one thousand, eight hundred eighty-five".