7648425 has 36 divisors (see below), whose sum is σ = 14217840. Its totient is φ = 4075920.

The previous prime is 7648411. The next prime is 7648439. The reversal of 7648425 is 5248467.

7648425 is a `hidden beast` number, since 7 + 648 + 4 + 2 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (7648411) and next prime (7648439).

It is not a de Polignac number, because 7648425 - 2¹⁷ = 7517353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7648425.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5446 + ... + 6704.

It is an arithmetic number, because the mean of its divisors is an integer number (394940).

Almost surely, 2^7648425 is an apocalyptic number.

7648425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7648425 is a deficient number, since it is larger than the sum of its proper divisors (6569415).

7648425 is a wasteful number, since it uses less digits than its factorization.

7648425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284 (or 1267 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 7648425 is about 2765.5786013057. The cubic root of 7648425 is about 197.0262103634.

The spelling of 7648425 in words is "seven million, six hundred forty-eight thousand, four hundred twenty-five".