67506825 has 12 divisors (see below), whose sum is σ = 111611408. Its totient is φ = 36003600.

The previous prime is 67506821. The next prime is 67506827. The reversal of 67506825 is 52860576.

It is a happy number.

It is not a de Polignac number, because 67506825 - 2² = 67506821 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (67506821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 449971 + ... + 450120.

Almost surely, 2^67506825 is an apocalyptic number.

It is an amenable number.

67506825 is a deficient number, since it is larger than the sum of its proper divisors (44104583).

67506825 is a wasteful number, since it uses less digits than its factorization.

67506825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900104 (or 900099 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 67506825 is about 8216.2537083515. The cubic root of 67506825 is about 407.1763649158.

The spelling of 67506825 in words is "sixty-seven million, five hundred six thousand, eight hundred twenty-five".