2061264 has 20 divisors (see below), whose sum is σ = 5325056. Its totient is φ = 687072.

The previous prime is 2061247. The next prime is 2061271. The reversal of 2061264 is 4621602.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2061264.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 21424 + ... + 21519.

2^2061264 is an apocalyptic number.

2061264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2061264 is an abundant number, since it is smaller than the sum of its proper divisors (3263792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2061264 is a wasteful number, since it uses less digits than its factorization.

2061264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42954 (or 42948 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2061264 is about 1435.7102771799. The cubic root of 2061264 is about 127.2656518021.

Adding to 2061264 its reverse (4621602), we get a palindrome (6682866).

The spelling of 2061264 in words is "two million, sixty-one thousand, two hundred sixty-four".