2645486 has 4 divisors (see below), whose sum is σ = 3968232. Its totient is φ = 1322742.

The previous prime is 2645479. The next prime is 2645507. The reversal of 2645486 is 6845462.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661370 + ... + 661373.

It is an arithmetic number, because the mean of its divisors is an integer number (992058).

2^2645486 is an apocalyptic number.

2645486 is a deficient number, since it is larger than the sum of its proper divisors (1322746).

2645486 is a wasteful number, since it uses less digits than its factorization.

2645486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322745.

The product of its digits is 46080, while the sum is 35.

The square root of 2645486 is about 1626.4950046035. The cubic root of 2645486 is about 138.3041321566.

The spelling of 2645486 in words is "two million, six hundred forty-five thousand, four hundred eighty-six".