67066425 has 36 divisors (see below), whose sum is σ = 120609840. Its totient is φ = 35624160.

The previous prime is 67066399. The next prime is 67066453. The reversal of 67066425 is 52466076.

67066425 is a `hidden beast` number, since 6 + 7 + 0 + 6 + 642 + 5 = 666.

It is not a de Polignac number, because 67066425 - 2⁵ = 67066393 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 67066425.

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, 77646 + ... + 78504.

Almost surely, 2^67066425 is an apocalyptic number.

It is an amenable number.

67066425 is a deficient number, since it is larger than the sum of its proper divisors (53543415).

67066425 is a wasteful number, since it uses less digits than its factorization.

67066425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222 (or 1214 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 67066425 is about 8189.4093193588. The cubic root of 67066425 is about 406.2889887630.

It can be divided in two parts, 6706 and 6425, that added together give a palindrome (13131).

The spelling of 67066425 in words is "sixty-seven million, sixty-six thousand, four hundred twenty-five".