2625808 has 10 divisors (see below), whose sum is σ = 5087534. Its totient is φ = 1312896.

The previous prime is 2625761. The next prime is 2625809. The reversal of 2625808 is 8085262.

It can be written as a sum of positive squares in only one way, i.e., 2347024 + 278784 = 1532^2 + 528^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2625808.

It is not an unprimeable number, because it can be changed into a prime (2625809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82041 + ... + 82072.

2^2625808 is an apocalyptic number.

It is an amenable number.

2625808 is a deficient number, since it is larger than the sum of its proper divisors (2461726).

2625808 is a wasteful number, since it uses less digits than its factorization.

2625808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164121 (or 164115 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 2625808 is about 1620.4345096301. The cubic root of 2625808 is about 137.9603610860.

The spelling of 2625808 in words is "two million, six hundred twenty-five thousand, eight hundred eight".