2051246 has 4 divisors (see below), whose sum is σ = 3076872. Its totient is φ = 1025622.

The previous prime is 2051233. The next prime is 2051249. The reversal of 2051246 is 6421502.

It is a happy number.

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

It is a super-2 number, since 2×2051246² = 8415220305032, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051249) 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, 512810 + ... + 512813.

It is an arithmetic number, because the mean of its divisors is an integer number (769218).

2^2051246 is an apocalyptic number.

2051246 is a deficient number, since it is larger than the sum of its proper divisors (1025626).

2051246 is a wasteful number, since it uses less digits than its factorization.

2051246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025625.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2051246 is about 1432.2171623047. The cubic root of 2051246 is about 127.0591412399.

Adding to 2051246 its reverse (6421502), we get a palindrome (8472748).

The spelling of 2051246 in words is "two million, fifty-one thousand, two hundred forty-six".