2082658 has 4 divisors (see below), whose sum is σ = 3123990. Its totient is φ = 1041328.

The previous prime is 2082649. The next prime is 2082659. The reversal of 2082658 is 8562802.

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

It can be written as a sum of positive squares in only one way, i.e., 2064969 + 17689 = 1437^2 + 133^2 .

It is not an unprimeable number, because it can be changed into a prime (2082659) by changing a digit.

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, 520663 + ... + 520666.

2^2082658 is an apocalyptic number.

2082658 is a deficient number, since it is larger than the sum of its proper divisors (1041332).

2082658 is a wasteful number, since it uses less digits than its factorization.

2082658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041331.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 2082658 is about 1443.1417116832. The cubic root of 2082658 is about 127.7044368594.

The spelling of 2082658 in words is "two million, eighty-two thousand, six hundred fifty-eight".