2705667 has 8 divisors (see below), whose sum is σ = 3627024. Its totient is φ = 1794048.

The previous prime is 2705663. The next prime is 2705687. The reversal of 2705667 is 7665072.

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

It is not a de Polignac number, because 2705667 - 2² = 2705663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2705663) 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, 1758 + ... + 2915.

It is an arithmetic number, because the mean of its divisors is an integer number (453378).

2^2705667 is an apocalyptic number.

2705667 is a deficient number, since it is larger than the sum of its proper divisors (921357).

2705667 is a wasteful number, since it uses less digits than its factorization.

2705667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4869.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 2705667 is about 1644.8911818111. The cubic root of 2705667 is about 139.3450187209.

The spelling of 2705667 in words is "two million, seven hundred five thousand, six hundred sixty-seven".