2691367 has 4 divisors (see below), whose sum is σ = 3075856. Its totient is φ = 2306880.

The previous prime is 2691329. The next prime is 2691373. The reversal of 2691367 is 7631962.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2691367 - 2⁷ = 2691239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2691317) 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, 192234 + ... + 192247.

It is an arithmetic number, because the mean of its divisors is an integer number (768964).

2^2691367 is an apocalyptic number.

2691367 is a deficient number, since it is larger than the sum of its proper divisors (384489).

2691367 is an equidigital number, since it uses as much as digits as its factorization.

2691367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384488.

The product of its digits is 13608, while the sum is 34.

The square root of 2691367 is about 1640.5386310599. The cubic root of 2691367 is about 139.0990960453.

The spelling of 2691367 in words is "two million, six hundred ninety-one thousand, three hundred sixty-seven".