6567425 has 6 divisors (see below), whose sum is σ = 8143638. Its totient is φ = 5253920.

The previous prime is 6567413. The next prime is 6567437. The reversal of 6567425 is 5247656.

It is an interprime number because it is at equal distance from previous prime (6567413) and next prime (6567437).

It can be written as a sum of positive squares in 3 ways, for example, as 237169 + 6330256 = 487^2 + 2516^2 .

It is not a de Polignac number, because 6567425 - 2⁴ = 6567409 is a prime.

It is a super-2 number, since 2×6567425² = 86262142261250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131324 + ... + 131373.

It is an arithmetic number, because the mean of its divisors is an integer number (1357273).

Almost surely, 2^6567425 is an apocalyptic number.

It is an amenable number.

6567425 is a deficient number, since it is larger than the sum of its proper divisors (1576213).

6567425 is a wasteful number, since it uses less digits than its factorization.

6567425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262707 (or 262702 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 6567425 is about 2562.6987727784. The cubic root of 6567425 is about 187.2686331393.

The spelling of 6567425 in words is "six million, five hundred sixty-seven thousand, four hundred twenty-five".