2195667 has 10 divisors (see below), whose sum is σ = 3280068. Its totient is φ = 1463724.

The previous prime is 2195653. The next prime is 2195671. The reversal of 2195667 is 7665912.

It is not a de Polignac number, because 2195667 - 2⁸ = 2195411 is a prime.

2195667 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2195467) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13473 + ... + 13634.

2^2195667 is an apocalyptic number.

2195667 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2195667 is a deficient number, since it is larger than the sum of its proper divisors (1084401).

2195667 is an equidigital number, since it uses as much as digits as its factorization.

2195667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27119 (or 27110 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 2195667 is about 1481.7783235019. The cubic root of 2195667 is about 129.9737027676.

It can be divided in two parts, 219 and 5667, that added together give a triangular number (5886 = T₁₀₈).

The spelling of 2195667 in words is "two million, one hundred ninety-five thousand, six hundred sixty-seven".