2646264 has 16 divisors (see below), whose sum is σ = 6615720. Its totient is φ = 882080.

The previous prime is 2646247. The next prime is 2646269. The reversal of 2646264 is 4626462.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646269) 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, 55107 + ... + 55154.

2^2646264 is an apocalyptic number.

2646264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2646264 is an abundant number, since it is smaller than the sum of its proper divisors (3969456).

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

2646264 is a wasteful number, since it uses less digits than its factorization.

2646264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110270 (or 110266 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 2646264 is about 1626.7341516056. The cubic root of 2646264 is about 138.3176885906.

The spelling of 2646264 in words is "two million, six hundred forty-six thousand, two hundred sixty-four".