67425406 has 8 divisors (see below), whose sum is σ = 104625720. Its totient is φ = 32550168.

The previous prime is 67425389. The next prime is 67425409. The reversal of 67425406 is 60452476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67425409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581196 + ... + 581311.

It is an arithmetic number, because the mean of its divisors is an integer number (13078215).

Almost surely, 2^67425406 is an apocalyptic number.

67425406 is a deficient number, since it is larger than the sum of its proper divisors (37200314).

67425406 is a wasteful number, since it uses less digits than its factorization.

67425406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162538.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 67425406 is about 8211.2974614247. The cubic root of 67425406 is about 407.0126025634.

The spelling of 67425406 in words is "sixty-seven million, four hundred twenty-five thousand, four hundred six".