2575648 has 12 divisors (see below), whose sum is σ = 5070870. Its totient is φ = 1287808.

The previous prime is 2575633. The next prime is 2575663. The reversal of 2575648 is 8465752.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2575633) and next prime (2575663).

It can be written as a sum of positive squares in only one way, i.e., 1468944 + 1106704 = 1212^2 + 1052^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40213 + ... + 40276.

2^2575648 is an apocalyptic number.

It is an amenable number.

2575648 is a deficient number, since it is larger than the sum of its proper divisors (2495222).

2575648 is an equidigital number, since it uses as much as digits as its factorization.

2575648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80499 (or 80491 counting only the distinct ones).

The product of its digits is 67200, while the sum is 37.

The square root of 2575648 is about 1604.8825502198. The cubic root of 2575648 is about 137.0762358297.

It can be divided in two parts, 2575 and 648, that added together give a palindrome (3223).

The spelling of 2575648 in words is "two million, five hundred seventy-five thousand, six hundred forty-eight".