6662425 has 24 divisors (see below), whose sum is σ = 10302912. Its totient is φ = 4152000.

The previous prime is 6662417. The next prime is 6662437. The reversal of 6662425 is 5242666.

It is not a de Polignac number, because 6662425 - 2³ = 6662417 is a prime.

It is a Duffinian 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 in 23 ways as a sum of consecutive naturals, for example, 195 + ... + 3655.

It is an arithmetic number, because the mean of its divisors is an integer number (429288).

Almost surely, 2^6662425 is an apocalyptic number.

It is an amenable number.

6662425 is a deficient number, since it is larger than the sum of its proper divisors (3640487).

6662425 is a wasteful number, since it uses less digits than its factorization.

6662425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3489 (or 3484 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 6662425 is about 2581.1673715588. The cubic root of 6662425 is about 188.1672816962.

The spelling of 6662425 in words is "six million, six hundred sixty-two thousand, four hundred twenty-five".