2446644 has 24 divisors (see below), whose sum is σ = 5893888. Its totient is φ = 789120.

The previous prime is 2446627. The next prime is 2446651. The reversal of 2446644 is 4466442.

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

It is a d-powerful number, because it can be written as 2²¹ + 4⁶ + 4⁷ + 6² + 6⁴ + 4⁸ + 4⁹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2917 + ... + 3660.

2^2446644 is an apocalyptic number.

It is an amenable number.

2446644 is an abundant number, since it is smaller than the sum of its proper divisors (3447244).

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

2446644 is a wasteful number, since it uses less digits than its factorization.

2446644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6615 (or 6613 counting only the distinct ones).

The product of its digits is 18432, while the sum is 30.

The square root of 2446644 is about 1564.1751820049. The cubic root of 2446644 is about 134.7483928107.

The spelling of 2446644 in words is "two million, four hundred forty-six thousand, six hundred forty-four".