2444691 has 16 divisors (see below), whose sum is σ = 3411968. Its totient is φ = 1555200.

The previous prime is 2444681. The next prime is 2444699. The reversal of 2444691 is 1964442.

2444691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2444691 - 2¹⁰ = 2443667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2444699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8886 + ... + 9156.

It is an arithmetic number, because the mean of its divisors is an integer number (213248).

2^2444691 is an apocalyptic number.

2444691 is a deficient number, since it is larger than the sum of its proper divisors (967277).

2444691 is a wasteful number, since it uses less digits than its factorization.

2444691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402.

The product of its digits is 6912, while the sum is 30.

The square root of 2444691 is about 1563.5507666846. The cubic root of 2444691 is about 134.7125295814.

Subtracting from 2444691 its reverse (1964442), we obtain a square (480249 = 693²).

The spelling of 2444691 in words is "two million, four hundred forty-four thousand, six hundred ninety-one".