6552861 has 16 divisors (see below), whose sum is σ = 10420224. Its totient is φ = 3581424.

The previous prime is 6552859. The next prime is 6552863. The reversal of 6552861 is 1682556.

6552861 = T₂₀₁ + T₂₀₂ + ... + T₃₆₁.

It is an interprime number because it is at equal distance from previous prime (6552859) and next prime (6552863).

It is not a de Polignac number, because 6552861 - 2¹ = 6552859 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6552863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6301 + ... + 7266.

It is an arithmetic number, because the mean of its divisors is an integer number (651264).

Almost surely, 2^6552861 is an apocalyptic number.

It is an amenable number.

6552861 is a deficient number, since it is larger than the sum of its proper divisors (3867363).

6552861 is a wasteful number, since it uses less digits than its factorization.

6552861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13600.

The product of its digits is 14400, while the sum is 33.

The square root of 6552861 is about 2559.8556599934. The cubic root of 6552861 is about 187.1301009672.

The spelling of 6552861 in words is "six million, five hundred fifty-two thousand, eight hundred sixty-one".