2645908 has 6 divisors (see below), whose sum is σ = 4630346. Its totient is φ = 1322952.

The previous prime is 2645899. The next prime is 2645911. The reversal of 2645908 is 8095462.

It is a happy number.

2645908 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2471184 + 174724 = 1572^2 + 418^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 330735 + ... + 330742.

2^2645908 is an apocalyptic number.

It is an amenable number.

2645908 is a deficient number, since it is larger than the sum of its proper divisors (1984438).

2645908 is a wasteful number, since it uses less digits than its factorization.

2645908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661481 (or 661479 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 2645908 is about 1626.6247262353. The cubic root of 2645908 is about 138.3114857192.

It can be divided in two parts, 2645 and 908, that added together give a palindrome (3553).

The spelling of 2645908 in words is "two million, six hundred forty-five thousand, nine hundred eight".