2061229 has 4 divisors (see below), whose sum is σ = 2070460. Its totient is φ = 2052000.

The previous prime is 2061217. The next prime is 2061239. The reversal of 2061229 is 9221602.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1205604 + 855625 = 1098^2 + 925^2 .

It is a cyclic number.

It is not a de Polignac number, because 2061229 - 2⁵ = 2061197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4272 + ... + 4729.

It is an arithmetic number, because the mean of its divisors is an integer number (517615).

2^2061229 is an apocalyptic number.

It is an amenable number.

2061229 is a deficient number, since it is larger than the sum of its proper divisors (9231).

2061229 is an equidigital number, since it uses as much as digits as its factorization.

2061229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9230.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2061229 is about 1435.6980880394. The cubic root of 2061229 is about 127.2649314798.

It can be divided in two parts, 2061 and 229, that multiplied together give a square (471969 = 687²).

The spelling of 2061229 in words is "two million, sixty-one thousand, two hundred twenty-nine".