667295 has 8 divisors (see below), whose sum is σ = 822624. Its totient is φ = 519264.

The previous prime is 667283. The next prime is 667309. The reversal of 667295 is 592766.

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

It is a cyclic number.

It is not a de Polignac number, because 667295 - 2¹⁴ = 650911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 667295.

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, 1619 + ... + 1988.

It is an arithmetic number, because the mean of its divisors is an integer number (102828).

2⁶⁶⁷²⁹⁵ is an apocalyptic number.

667295 is a deficient number, since it is larger than the sum of its proper divisors (155329).

667295 is a wasteful number, since it uses less digits than its factorization.

667295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3649.

The product of its digits is 22680, while the sum is 35.

The square root of 667295 is about 816.8812643218. The cubic root of 667295 is about 87.3854828421.

Subtracting from 667295 its reverse (592766), we obtain a square (74529 = 273²).

The spelling of 667295 in words is "six hundred sixty-seven thousand, two hundred ninety-five".