2689432 has 16 divisors (see below), whose sum is σ = 5138640. Its totient is φ = 1319136.

The previous prime is 2689411. The next prime is 2689439. The reversal of 2689432 is 2349862.

It is a d-powerful number, because it can be written as 2¹³ + 6 + 8⁷ + 9³ + 4² + 3¹⁰ + 2¹⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2689439) 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, 2748 + ... + 3595.

It is an arithmetic number, because the mean of its divisors is an integer number (321165).

2^2689432 is an apocalyptic number.

It is an amenable number.

2689432 is a deficient number, since it is larger than the sum of its proper divisors (2449208).

2689432 is a wasteful number, since it uses less digits than its factorization.

2689432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402 (or 6398 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 2689432 is about 1639.9487796880. The cubic root of 2689432 is about 139.0657522364.

It can be divided in two parts, 26 and 89432, that multiplied together give a palindrome (2325232).

The spelling of 2689432 in words is "two million, six hundred eighty-nine thousand, four hundred thirty-two".