2689424 has 10 divisors (see below), whose sum is σ = 5210790. Its totient is φ = 1344704.

The previous prime is 2689411. The next prime is 2689439. The reversal of 2689424 is 4249862.

2689424 is nontrivially palindromic in base 7.

It can be written as a sum of positive squares in only one way, i.e., 1607824 + 1081600 = 1268^2 + 1040^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84029 + ... + 84060.

It is an arithmetic number, because the mean of its divisors is an integer number (521079).

2^2689424 is an apocalyptic number.

It is an amenable number.

2689424 is a deficient number, since it is larger than the sum of its proper divisors (2521366).

2689424 is a wasteful number, since it uses less digits than its factorization.

2689424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168097 (or 168091 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 2689424 is about 1639.9463405856. The cubic root of 2689424 is about 139.0656143476.

It can be divided in two parts, 2689 and 424, that added together give a palindrome (3113).

The spelling of 2689424 in words is "two million, six hundred eighty-nine thousand, four hundred twenty-four".