67674345 has 8 divisors (see below), whose sum is σ = 108278976. Its totient is φ = 36092976.

The previous prime is 67674319. The next prime is 67674353. The reversal of 67674345 is 54347676.

It is a happy number.

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

It is not a de Polignac number, because 67674345 - 2⁹ = 67673833 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 67674297 and 67674306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2255797 + ... + 2255826.

It is an arithmetic number, because the mean of its divisors is an integer number (13534872).

Almost surely, 2^67674345 is an apocalyptic number.

It is an amenable number.

67674345 is a deficient number, since it is larger than the sum of its proper divisors (40604631).

67674345 is a wasteful number, since it uses less digits than its factorization.

67674345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4511631.

The product of its digits is 423360, while the sum is 42.

The square root of 67674345 is about 8226.4418189154. The cubic root of 67674345 is about 407.5128930644.

The spelling of 67674345 in words is "sixty-seven million, six hundred seventy-four thousand, three hundred forty-five".