2575667 has 4 divisors (see below), whose sum is σ = 2612016. Its totient is φ = 2539320.

The previous prime is 2575663. The next prime is 2575673. The reversal of 2575667 is 7665752.

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 2575667 - 2² = 2575663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2575667.

It is not an unprimeable number, because it can be changed into a prime (2575663) 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, 18068 + ... + 18209.

It is an arithmetic number, because the mean of its divisors is an integer number (653004).

2^2575667 is an apocalyptic number.

2575667 is a deficient number, since it is larger than the sum of its proper divisors (36349).

2575667 is an equidigital number, since it uses as much as digits as its factorization.

2575667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36348.

The product of its digits is 88200, while the sum is 38.

The square root of 2575667 is about 1604.8884696452. Note that the first 3 decimals coincide. The cubic root of 2575667 is about 137.0765728895.

The spelling of 2575667 in words is "two million, five hundred seventy-five thousand, six hundred sixty-seven".