2662667 has 8 divisors (see below), whose sum is σ = 3100896. Its totient is φ = 2238912.

The previous prime is 2662661. The next prime is 2662669. The reversal of 2662667 is 7662662.

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 2662667 - 2⁴ = 2662651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2662661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3218 + ... + 3959.

It is an arithmetic number, because the mean of its divisors is an integer number (387612).

2^2662667 is an apocalyptic number.

2662667 is a deficient number, since it is larger than the sum of its proper divisors (438229).

2662667 is an equidigital number, since it uses as much as digits as its factorization.

2662667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7237.

The product of its digits is 36288, while the sum is 35.

The square root of 2662667 is about 1631.7680594987. The cubic root of 2662667 is about 138.6028898295.

The spelling of 2662667 in words is "two million, six hundred sixty-two thousand, six hundred sixty-seven".