2463644 has 12 divisors (see below), whose sum is σ = 4339944. Its totient is φ = 1223664.

The previous prime is 2463641. The next prime is 2463653. The reversal of 2463644 is 4463642.

It is a happy number.

2463644 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2463641) 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, 1334 + ... + 2589.

It is an arithmetic number, because the mean of its divisors is an integer number (361662).

2^2463644 is an apocalyptic number.

It is an amenable number.

2463644 is a deficient number, since it is larger than the sum of its proper divisors (1876300).

2463644 is a wasteful number, since it uses less digits than its factorization.

2463644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4084 (or 4082 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

The square root of 2463644 is about 1569.5999490316. The cubic root of 2463644 is about 135.0597632057.

The spelling of 2463644 in words is "two million, four hundred sixty-three thousand, six hundred forty-four".