2722065 has 16 divisors (see below), whose sum is σ = 4406400. Its totient is φ = 1434752.

The previous prime is 2722063. The next prime is 2722067. The reversal of 2722065 is 5602272.

It is an interprime number because it is at equal distance from previous prime (2722063) and next prime (2722067).

It is a cyclic number.

It is not a de Polignac number, because 2722065 - 2¹ = 2722063 is a prime.

2722065 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2722061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316 + ... + 2354.

It is an arithmetic number, because the mean of its divisors is an integer number (275400).

2^2722065 is an apocalyptic number.

It is an amenable number.

2722065 is a deficient number, since it is larger than the sum of its proper divisors (1684335).

2722065 is a wasteful number, since it uses less digits than its factorization.

2722065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 2722065 is about 1649.8681765523. The cubic root of 2722065 is about 139.6259573300.

The spelling of 2722065 in words is "two million, seven hundred twenty-two thousand, sixty-five".