2765001 has 4 divisors (see below), whose sum is σ = 3686672. Its totient is φ = 1843332.

The previous prime is 2764967. The next prime is 2765039. The reversal of 2765001 is 1005672.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2765001 - 2⁷ = 2764873 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2763001) 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, 460831 + ... + 460836.

It is an arithmetic number, because the mean of its divisors is an integer number (921668).

2^2765001 is an apocalyptic number.

It is an amenable number.

2765001 is a deficient number, since it is larger than the sum of its proper divisors (921671).

2765001 is an equidigital number, since it uses as much as digits as its factorization.

2765001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921670.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 2765001 is about 1662.8292155240. The cubic root of 2765001 is about 140.3562525530.

The spelling of 2765001 in words is "two million, seven hundred sixty-five thousand, one".