2068551 has 16 divisors (see below), whose sum is σ = 3198720. Its totient is φ = 1318680.

The previous prime is 2068529. The next prime is 2068553. The reversal of 2068551 is 1558602.

It is not a de Polignac number, because 2068551 - 2⁵ = 2068519 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

2068551 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2068553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1045 + ... + 2286.

It is an arithmetic number, because the mean of its divisors is an integer number (199920).

2^2068551 is an apocalyptic number.

2068551 is a deficient number, since it is larger than the sum of its proper divisors (1130169).

2068551 is a wasteful number, since it uses less digits than its factorization.

2068551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363 (or 3357 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 2068551 is about 1438.2458065296. The cubic root of 2068551 is about 127.4154456685.

It can be divided in two parts, 20685 and 51, that added together give a 4-th power (20736 = 12⁴).

The spelling of 2068551 in words is "two million, sixty-eight thousand, five hundred fifty-one".