2051236 has 12 divisors (see below), whose sum is σ = 3916080. Its totient is φ = 932360.

The previous prime is 2051233. The next prime is 2051249. The reversal of 2051236 is 6321502.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2051233) 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 3 ways as a sum of consecutive naturals, for example, 23266 + ... + 23353.

It is an arithmetic number, because the mean of its divisors is an integer number (326340).

2^2051236 is an apocalyptic number.

It is an amenable number.

2051236 is a deficient number, since it is larger than the sum of its proper divisors (1864844).

2051236 is a wasteful number, since it uses less digits than its factorization.

2051236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46634 (or 46632 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2051236 is about 1432.2136712097. The cubic root of 2051236 is about 127.0589347648.

Adding to 2051236 its reverse (6321502), we get a palindrome (8372738).

It can be divided in two parts, 205 and 1236, that added together give a palindrome (1441).

The spelling of 2051236 in words is "two million, fifty-one thousand, two hundred thirty-six".