2051264 has 14 divisors (see below), whose sum is σ = 4070604. Its totient is φ = 1025600.

The previous prime is 2051263. The next prime is 2051267. The reversal of 2051264 is 4621502.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2051263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15962 + ... + 16089.

2^2051264 is an apocalyptic number.

It is an amenable number.

2051264 is a deficient number, since it is larger than the sum of its proper divisors (2019340).

2051264 is an equidigital number, since it uses as much as digits as its factorization.

2051264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32063 (or 32053 counting only the distinct ones).

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

The square root of 2051264 is about 1432.2234462541. The cubic root of 2051264 is about 127.0595128933.

Adding to 2051264 its reverse (4621502), we get a palindrome (6672766).

The spelling of 2051264 in words is "two million, fifty-one thousand, two hundred sixty-four".